4227980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1181}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 8935920

約数和(自身を除く): 4707940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1181, 1790, 2362, 3580, 4724, 5905, 11810, 23620, 211399, 422798, 845596, 1056995, 2113990, 4227980]

約数ペア:

[(1, 4227980), (2, 2113990), (4, 1056995), (5, 845596), (10, 422798), (20, 211399), (179, 23620), (358, 11810), (716, 5905), (895, 4724), (1181, 3580), (1790, 2362)]