108820280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38317}}^1$

素因数の和:38399

約数の個数: 32

約数和(自身を含む): 248300640

約数和(自身を除く): 139480360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 38317, 76634, 153268, 191585, 306536, 383170, 766340, 1532680, 2720507, 5441014, 10882028, 13602535, 21764056, 27205070, 54410140, 108820280]

約数ペア:

[(1, 108820280), (2, 54410140), (4, 27205070), (5, 21764056), (8, 13602535), (10, 10882028), (20, 5441014), (40, 2720507), (71, 1532680), (142, 766340), (284, 383170), (355, 306536), (568, 191585), (710, 153268), (1420, 76634), (2840, 38317)]