2858020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1181}}^1$

素因数の和:1212

約数の個数: 36

約数和(自身を含む): 6602652

約数和(自身を除く): 3744632

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1181, 1210, 2362, 2420, 4724, 5905, 11810, 12991, 23620, 25982, 51964, 64955, 129910, 142901, 259820, 285802, 571604, 714505, 1429010, 2858020]

約数ペア:

[(1, 2858020), (2, 1429010), (4, 714505), (5, 571604), (10, 285802), (11, 259820), (20, 142901), (22, 129910), (44, 64955), (55, 51964), (110, 25982), (121, 23620), (220, 12991), (242, 11810), (484, 5905), (605, 4724), (1181, 2420), (1210, 2362)]