156923860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{253103}}^1$

素因数の和:253143

約数の個数: 24

約数和(自身を含む): 340171776

約数和(自身を除く): 183247916

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 253103, 506206, 1012412, 1265515, 2531030, 5062060, 7846193, 15692386, 31384772, 39230965, 78461930, 156923860]

約数ペア:

[(1, 156923860), (2, 78461930), (4, 39230965), (5, 31384772), (10, 15692386), (20, 7846193), (31, 5062060), (62, 2531030), (124, 1265515), (155, 1012412), (310, 506206), (620, 253103)]