4053950

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1012

約数の個数: 24

約数和(自身を含む): 7633440

約数和(自身を除く): 3579490

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 911, 1822, 2225, 4450, 4555, 9110, 22775, 45550, 81079, 162158, 405395, 810790, 2026975, 4053950]

約数ペア:

[(1, 4053950), (2, 2026975), (5, 810790), (10, 405395), (25, 162158), (50, 81079), (89, 45550), (178, 22775), (445, 9110), (890, 4555), (911, 4450), (1822, 2225)]