55242580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67369}}^1$

素因数の和:67419

約数の個数: 24

約数和(自身を含む): 118840680

約数和(自身を除く): 63598100

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67369, 134738, 269476, 336845, 673690, 1347380, 2762129, 5524258, 11048516, 13810645, 27621290, 55242580]

約数ペア:

[(1, 55242580), (2, 27621290), (4, 13810645), (5, 11048516), (10, 5524258), (20, 2762129), (41, 1347380), (82, 673690), (164, 336845), (205, 269476), (410, 134738), (820, 67369)]