26857780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43319}}^1$

素因数の和:43359

約数の個数: 24

約数和(自身を含む): 58222080

約数和(自身を除く): 31364300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 43319, 86638, 173276, 216595, 433190, 866380, 1342889, 2685778, 5371556, 6714445, 13428890, 26857780]

約数ペア:

[(1, 26857780), (2, 13428890), (4, 6714445), (5, 5371556), (10, 2685778), (20, 1342889), (31, 866380), (62, 433190), (124, 216595), (155, 173276), (310, 86638), (620, 43319)]