16955080

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{761}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 38267640

約数和(自身を除く): 21312560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 761, 1114, 1522, 2228, 2785, 3044, 3805, 4456, 5570, 6088, 7610, 11140, 15220, 22280, 30440, 423877, 847754, 1695508, 2119385, 3391016, 4238770, 8477540, 16955080]

約数ペア:

[(1, 16955080), (2, 8477540), (4, 4238770), (5, 3391016), (8, 2119385), (10, 1695508), (20, 847754), (40, 423877), (557, 30440), (761, 22280), (1114, 15220), (1522, 11140), (2228, 7610), (2785, 6088), (3044, 5570), (3805, 4456)]