16220020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7177}}^1$

素因数の和:7299

約数の個数: 24

約数和(自身を含む): 34368264

約数和(自身を除く): 18148244

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 7177, 14354, 28708, 35885, 71770, 143540, 811001, 1622002, 3244004, 4055005, 8110010, 16220020]

約数ペア:

[(1, 16220020), (2, 8110010), (4, 4055005), (5, 3244004), (10, 1622002), (20, 811001), (113, 143540), (226, 71770), (452, 35885), (565, 28708), (1130, 14354), (2260, 7177)]