7897460

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1031}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 16644096

約数和(自身を除く): 8746636

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1031, 1532, 1915, 2062, 3830, 4124, 5155, 7660, 10310, 20620, 394873, 789746, 1579492, 1974365, 3948730, 7897460]

約数ペア:

[(1, 7897460), (2, 3948730), (4, 1974365), (5, 1579492), (10, 789746), (20, 394873), (383, 20620), (766, 10310), (1031, 7660), (1532, 5155), (1915, 4124), (2062, 3830)]