2531420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2693}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 5431104

約数和(自身を除く): 2899684

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2693, 5386, 10772, 13465, 26930, 53860, 126571, 253142, 506284, 632855, 1265710, 2531420]

約数ペア:

[(1, 2531420), (2, 1265710), (4, 632855), (5, 506284), (10, 253142), (20, 126571), (47, 53860), (94, 26930), (188, 13465), (235, 10772), (470, 5386), (940, 2693)]