721852010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{285317}}^1$

素因数の和:285358

約数の個数: 32

約数和(自身を含む): 1479088512

約数和(自身を除く): 757236502

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 285317, 570634, 1426585, 2853170, 3138487, 6276974, 6562291, 13124582, 15692435, 31384870, 32811455, 65622910, 72185201, 144370402, 360926005, 721852010]

約数ペア:

[(1, 721852010), (2, 360926005), (5, 144370402), (10, 72185201), (11, 65622910), (22, 32811455), (23, 31384870), (46, 15692435), (55, 13124582), (110, 6562291), (115, 6276974), (230, 3138487), (253, 2853170), (506, 1426585), (1265, 570634), (2530, 285317)]