20473950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 65138688

約数和(自身を除く): 44664738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 30, 31, 34, 35, 37, 42, 50, 51, 62, 70, 74, 75, 85, 93, 102, 105, 111, 119, 150, 155, 170, 175, 185, 186, 210, 217, 222, 238, 255, 259, 310, 350, 357, 370, 425, 434, 465, 510, 518, 525, 527, 555, 595, 629, 651, 714, 775, 777, 850, 925, 930, 1050, 1054, 1085, 1110, 1147, 1190, 1258, 1275, 1295, 1302, 1550, 1554, 1581, 1785, 1850, 1887, 2170, 2294, 2325, 2550, 2590, 2635, 2775, 2975, 3145, 3162, 3255, 3441, 3570, 3689, 3774, 3885, 4403, 4650, 5270, 5425, 5550, 5735, 5950, 6290, 6475, 6510, 6882, 7378, 7770, 7905, 8029, 8806, 8925, 9435, 10850, 11067, 11470, 12950, 13175, 13209, 15725, 15810, 16058, 16275, 17205, 17850, 18445, 18870, 19425, 19499, 22015, 22134, 24087, 26350, 26418, 28675, 31450, 32550, 34410, 36890, 38850, 38998, 39525, 40145, 44030, 47175, 48174, 55335, 57350, 58497, 66045, 79050, 80290, 86025, 92225, 94350, 97495, 110075, 110670, 116994, 120435, 132090, 136493, 172050, 184450, 194990, 200725, 220150, 240870, 272986, 276675, 292485, 330225, 401450, 409479, 487475, 553350, 584970, 602175, 660450, 682465, 818958, 974950, 1204350, 1364930, 1462425, 2047395, 2924850, 3412325, 4094790, 6824650, 10236975, 20473950]

約数ペア:

[(1, 20473950), (2, 10236975), (3, 6824650), (5, 4094790), (6, 3412325), (7, 2924850), (10, 2047395), (14, 1462425), (15, 1364930), (17, 1204350), (21, 974950), (25, 818958), (30, 682465), (31, 660450), (34, 602175), (35, 584970), (37, 553350), (42, 487475), (50, 409479), (51, 401450), (62, 330225), (70, 292485), (74, 276675), (75, 272986), (85, 240870), (93, 220150), (102, 200725), (105, 194990), (111, 184450), (119, 172050), (150, 136493), (155, 132090), (170, 120435), (175, 116994), (185, 110670), (186, 110075), (210, 97495), (217, 94350), (222, 92225), (238, 86025), (255, 80290), (259, 79050), (310, 66045), (350, 58497), (357, 57350), (370, 55335), (425, 48174), (434, 47175), (465, 44030), (510, 40145), (518, 39525), (525, 38998), (527, 38850), (555, 36890), (595, 34410), (629, 32550), (651, 31450), (714, 28675), (775, 26418), (777, 26350), (850, 24087), (925, 22134), (930, 22015), (1050, 19499), (1054, 19425), (1085, 18870), (1110, 18445), (1147, 17850), (1190, 17205), (1258, 16275), (1275, 16058), (1295, 15810), (1302, 15725), (1550, 13209), (1554, 13175), (1581, 12950), (1785, 11470), (1850, 11067), (1887, 10850), (2170, 9435), (2294, 8925), (2325, 8806), (2550, 8029), (2590, 7905), (2635, 7770), (2775, 7378), (2975, 6882), (3145, 6510), (3162, 6475), (3255, 6290), (3441, 5950), (3570, 5735), (3689, 5550), (3774, 5425), (3885, 5270), (4403, 4650)]