55053980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67139}}^1$

素因数の和:67189

約数の個数: 24

約数和(自身を含む): 118434960

約数和(自身を除く): 63380980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67139, 134278, 268556, 335695, 671390, 1342780, 2752699, 5505398, 11010796, 13763495, 27526990, 55053980]

約数ペア:

[(1, 55053980), (2, 27526990), (4, 13763495), (5, 11010796), (10, 5505398), (20, 2752699), (41, 1342780), (82, 671390), (164, 335695), (205, 268556), (410, 134278), (820, 67139)]