20677195140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{49231417}}^1$

素因数の和:49231436

約数の個数: 48

約数和(自身を含む): 66167025792

約数和(自身を除く): 45489830652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 49231417, 98462834, 147694251, 196925668, 246157085, 295388502, 344619919, 492314170, 590777004, 689239838, 738471255, 984628340, 1033859757, 1378479676, 1476942510, 1723099595, 2067719514, 2953885020, 3446199190, 4135439028, 5169298785, 6892398380, 10338597570, 20677195140]

約数ペア:

[(1, 20677195140), (2, 10338597570), (3, 6892398380), (4, 5169298785), (5, 4135439028), (6, 3446199190), (7, 2953885020), (10, 2067719514), (12, 1723099595), (14, 1476942510), (15, 1378479676), (20, 1033859757), (21, 984628340), (28, 738471255), (30, 689239838), (35, 590777004), (42, 492314170), (60, 344619919), (70, 295388502), (84, 246157085), (105, 196925668), (140, 147694251), (210, 98462834), (420, 49231417)]