55154020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67261}}^1$

素因数の和:67311

約数の個数: 24

約数和(自身を含む): 118650168

約数和(自身を除く): 63496148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67261, 134522, 269044, 336305, 672610, 1345220, 2757701, 5515402, 11030804, 13788505, 27577010, 55154020]

約数ペア:

[(1, 55154020), (2, 27577010), (4, 13788505), (5, 11030804), (10, 5515402), (20, 2757701), (41, 1345220), (82, 672610), (164, 336305), (205, 269044), (410, 134522), (820, 67261)]