20938094240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{1039}}^1$

素因数の和:2027

約数の個数: 192

約数和(自身を含む): 59628441600

約数和(自身を除く): 38690347360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 947, 1039, 1064, 1120, 1330, 1520, 1894, 2078, 2128, 2660, 3040, 3788, 4156, 4256, 4735, 5195, 5320, 6629, 7273, 7576, 8312, 9470, 10390, 10640, 13258, 14546, 15152, 16624, 17993, 18940, 19741, 20780, 21280, 26516, 29092, 30304, 33145, 33248, 35986, 36365, 37880, 39482, 41560, 53032, 58184, 66290, 71972, 72730, 75760, 78964, 83120, 89965, 98705, 106064, 116368, 125951, 132580, 138187, 143944, 145460, 151520, 157928, 166240, 179930, 197410, 212128, 232736, 251902, 265160, 276374, 287888, 290920, 315856, 359860, 394820, 503804, 530320, 552748, 575776, 581840, 629755, 631712, 690935, 719720, 789640, 983933, 1007608, 1060640, 1105496, 1163680, 1259510, 1381870, 1439440, 1579280, 1967866, 2015216, 2210992, 2519020, 2763740, 2878880, 3158560, 3935732, 4030432, 4421984, 4919665, 5038040, 5527480, 6887531, 7871464, 9839330, 10076080, 11054960, 13775062, 15742928, 18694727, 19678660, 20152160, 22109920, 27550124, 31485856, 34437655, 37389454, 39357320, 55100248, 68875310, 74778908, 78714640, 93473635, 110200496, 130863089, 137750620, 149557816, 157429280, 186947270, 220400992, 261726178, 275501240, 299115632, 373894540, 523452356, 551002480, 598231264, 654315445, 747789080, 1046904712, 1102004960, 1308630890, 1495578160, 2093809424, 2617261780, 2991156320, 4187618848, 5234523560, 10469047120, 20938094240]

約数ペア:

[(1, 20938094240), (2, 10469047120), (4, 5234523560), (5, 4187618848), (7, 2991156320), (8, 2617261780), (10, 2093809424), (14, 1495578160), (16, 1308630890), (19, 1102004960), (20, 1046904712), (28, 747789080), (32, 654315445), (35, 598231264), (38, 551002480), (40, 523452356), (56, 373894540), (70, 299115632), (76, 275501240), (80, 261726178), (95, 220400992), (112, 186947270), (133, 157429280), (140, 149557816), (152, 137750620), (160, 130863089), (190, 110200496), (224, 93473635), (266, 78714640), (280, 74778908), (304, 68875310), (380, 55100248), (532, 39357320), (560, 37389454), (608, 34437655), (665, 31485856), (760, 27550124), (947, 22109920), (1039, 20152160), (1064, 19678660), (1120, 18694727), (1330, 15742928), (1520, 13775062), (1894, 11054960), (2078, 10076080), (2128, 9839330), (2660, 7871464), (3040, 6887531), (3788, 5527480), (4156, 5038040), (4256, 4919665), (4735, 4421984), (5195, 4030432), (5320, 3935732), (6629, 3158560), (7273, 2878880), (7576, 2763740), (8312, 2519020), (9470, 2210992), (10390, 2015216), (10640, 1967866), (13258, 1579280), (14546, 1439440), (15152, 1381870), (16624, 1259510), (17993, 1163680), (18940, 1105496), (19741, 1060640), (20780, 1007608), (21280, 983933), (26516, 789640), (29092, 719720), (30304, 690935), (33145, 631712), (33248, 629755), (35986, 581840), (36365, 575776), (37880, 552748), (39482, 530320), (41560, 503804), (53032, 394820), (58184, 359860), (66290, 315856), (71972, 290920), (72730, 287888), (75760, 276374), (78964, 265160), (83120, 251902), (89965, 232736), (98705, 212128), (106064, 197410), (116368, 179930), (125951, 166240), (132580, 157928), (138187, 151520), (143944, 145460)]