20141200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1232

約数の個数: 60

約数和(自身を含む): 49556848

約数和(自身を除く): 29415648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1171, 1720, 2150, 2342, 3440, 4300, 4684, 5855, 8600, 9368, 11710, 17200, 18736, 23420, 29275, 46840, 50353, 58550, 93680, 100706, 117100, 201412, 234200, 251765, 402824, 468400, 503530, 805648, 1007060, 1258825, 2014120, 2517650, 4028240, 5035300, 10070600, 20141200]

約数ペア:

[(1, 20141200), (2, 10070600), (4, 5035300), (5, 4028240), (8, 2517650), (10, 2014120), (16, 1258825), (20, 1007060), (25, 805648), (40, 503530), (43, 468400), (50, 402824), (80, 251765), (86, 234200), (100, 201412), (172, 117100), (200, 100706), (215, 93680), (344, 58550), (400, 50353), (430, 46840), (688, 29275), (860, 23420), (1075, 18736), (1171, 17200), (1720, 11710), (2150, 9368), (2342, 8600), (3440, 5855), (4300, 4684)]