16529960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5231}}^1$

素因数の和:5321

約数の個数: 32

約数和(自身を含む): 37670400

約数和(自身を除く): 21140440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 5231, 10462, 20924, 26155, 41848, 52310, 104620, 209240, 413249, 826498, 1652996, 2066245, 3305992, 4132490, 8264980, 16529960]

約数ペア:

[(1, 16529960), (2, 8264980), (4, 4132490), (5, 3305992), (8, 2066245), (10, 1652996), (20, 826498), (40, 413249), (79, 209240), (158, 104620), (316, 52310), (395, 41848), (632, 26155), (790, 20924), (1580, 10462), (3160, 5231)]