15860620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{359}}^1$

素因数の和:462

約数の個数: 36

約数和(自身を含む): 34125840

約数和(自身を除く): 18265220

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 359, 470, 718, 940, 1436, 1795, 2209, 3590, 4418, 7180, 8836, 11045, 16873, 22090, 33746, 44180, 67492, 84365, 168730, 337460, 793031, 1586062, 3172124, 3965155, 7930310, 15860620]

約数ペア:

[(1, 15860620), (2, 7930310), (4, 3965155), (5, 3172124), (10, 1586062), (20, 793031), (47, 337460), (94, 168730), (188, 84365), (235, 67492), (359, 44180), (470, 33746), (718, 22090), (940, 16873), (1436, 11045), (1795, 8836), (2209, 7180), (3590, 4418)]