20702710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3049}}^1$

素因数の和:3160

約数の個数: 32

約数和(自身を含む): 43041600

約数和(自身を除く): 22338890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3049, 3395, 6098, 6790, 15245, 21343, 30490, 42686, 106715, 213430, 295753, 591506, 1478765, 2070271, 2957530, 4140542, 10351355, 20702710]

約数ペア:

[(1, 20702710), (2, 10351355), (5, 4140542), (7, 2957530), (10, 2070271), (14, 1478765), (35, 591506), (70, 295753), (97, 213430), (194, 106715), (485, 42686), (679, 30490), (970, 21343), (1358, 15245), (3049, 6790), (3395, 6098)]