4857220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1151}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 10257408

約数和(自身を除く): 5400188

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1151, 2110, 2302, 4220, 4604, 5755, 11510, 23020, 242861, 485722, 971444, 1214305, 2428610, 4857220]

約数ペア:

[(1, 4857220), (2, 2428610), (4, 1214305), (5, 971444), (10, 485722), (20, 242861), (211, 23020), (422, 11510), (844, 5755), (1055, 4604), (1151, 4220), (2110, 2302)]