31143220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{50231}}^1$

素因数の和:50271

約数の個数: 24

約数和(自身を含む): 67511808

約数和(自身を除く): 36368588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 50231, 100462, 200924, 251155, 502310, 1004620, 1557161, 3114322, 6228644, 7785805, 15571610, 31143220]

約数ペア:

[(1, 31143220), (2, 15571610), (4, 7785805), (5, 6228644), (10, 3114322), (20, 1557161), (31, 1004620), (62, 502310), (124, 251155), (155, 200924), (310, 100462), (620, 50231)]