38319740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{307}}^1$

素因数の和:474

約数の個数: 36

約数和(自身を含む): 81768456

約数和(自身を除く): 43448716

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 307, 316, 395, 614, 790, 1228, 1535, 1580, 3070, 6140, 6241, 12482, 24253, 24964, 31205, 48506, 62410, 97012, 121265, 124820, 242530, 485060, 1915987, 3831974, 7663948, 9579935, 19159870, 38319740]

約数ペア:

[(1, 38319740), (2, 19159870), (4, 9579935), (5, 7663948), (10, 3831974), (20, 1915987), (79, 485060), (158, 242530), (307, 124820), (316, 121265), (395, 97012), (614, 62410), (790, 48506), (1228, 31205), (1535, 24964), (1580, 24253), (3070, 12482), (6140, 6241)]