2218200020

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{57977}}^1$

素因数の和:59899

約数の個数: 24

約数和(自身を含む): 4660735464

約数和(自身を除く): 2442535444

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 38260, 57977, 115954, 231908, 289885, 579770, 1159540, 110910001, 221820002, 443640004, 554550005, 1109100010, 2218200020]

約数ペア:

[(1, 2218200020), (2, 1109100010), (4, 554550005), (5, 443640004), (10, 221820002), (20, 110910001), (1913, 1159540), (3826, 579770), (7652, 289885), (9565, 231908), (19130, 115954), (38260, 57977)]