155022940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{250037}}^1$

素因数の和:250077

約数の個数: 24

約数和(自身を含む): 336051072

約数和(自身を除く): 181028132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 250037, 500074, 1000148, 1250185, 2500370, 5000740, 7751147, 15502294, 31004588, 38755735, 77511470, 155022940]

約数ペア:

[(1, 155022940), (2, 77511470), (4, 38755735), (5, 31004588), (10, 15502294), (20, 7751147), (31, 5000740), (62, 2500370), (124, 1250185), (155, 1000148), (310, 500074), (620, 250037)]