20210573600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{189949}}^1$

素因数の和:189995

約数の個数: 144

約数和(自身を含む): 59355576000

約数和(自身を除く): 39145002400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 665, 700, 760, 800, 950, 1064, 1120, 1330, 1400, 1520, 1900, 2128, 2660, 2800, 3040, 3325, 3800, 4256, 5320, 5600, 6650, 7600, 10640, 13300, 15200, 21280, 26600, 53200, 106400, 189949, 379898, 759796, 949745, 1329643, 1519592, 1899490, 2659286, 3039184, 3609031, 3798980, 4748725, 5318572, 6078368, 6648215, 7218062, 7597960, 9497450, 10637144, 13296430, 14436124, 15195920, 18045155, 18994900, 21274288, 25263217, 26592860, 28872248, 30391840, 33241075, 36090310, 37989800, 42548576, 50526434, 53185720, 57744496, 66482150, 72180620, 75979600, 90225775, 101052868, 106371440, 115488992, 126316085, 132964300, 144361240, 151959200, 180451550, 202105736, 212742880, 252632170, 265928600, 288722480, 360903100, 404211472, 505264340, 531857200, 577444960, 631580425, 721806200, 808422944, 1010528680, 1063714400, 1263160850, 1443612400, 2021057360, 2526321700, 2887224800, 4042114720, 5052643400, 10105286800, 20210573600]

約数ペア:

[(1, 20210573600), (2, 10105286800), (4, 5052643400), (5, 4042114720), (7, 2887224800), (8, 2526321700), (10, 2021057360), (14, 1443612400), (16, 1263160850), (19, 1063714400), (20, 1010528680), (25, 808422944), (28, 721806200), (32, 631580425), (35, 577444960), (38, 531857200), (40, 505264340), (50, 404211472), (56, 360903100), (70, 288722480), (76, 265928600), (80, 252632170), (95, 212742880), (100, 202105736), (112, 180451550), (133, 151959200), (140, 144361240), (152, 132964300), (160, 126316085), (175, 115488992), (190, 106371440), (200, 101052868), (224, 90225775), (266, 75979600), (280, 72180620), (304, 66482150), (350, 57744496), (380, 53185720), (400, 50526434), (475, 42548576), (532, 37989800), (560, 36090310), (608, 33241075), (665, 30391840), (700, 28872248), (760, 26592860), (800, 25263217), (950, 21274288), (1064, 18994900), (1120, 18045155), (1330, 15195920), (1400, 14436124), (1520, 13296430), (1900, 10637144), (2128, 9497450), (2660, 7597960), (2800, 7218062), (3040, 6648215), (3325, 6078368), (3800, 5318572), (4256, 4748725), (5320, 3798980), (5600, 3609031), (6650, 3039184), (7600, 2659286), (10640, 1899490), (13300, 1519592), (15200, 1329643), (21280, 949745), (26600, 759796), (53200, 379898), (106400, 189949)]