2915240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 6773760

約数和(自身を除く): 3858520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2351, 4702, 9404, 11755, 18808, 23510, 47020, 72881, 94040, 145762, 291524, 364405, 583048, 728810, 1457620, 2915240]

約数ペア:

[(1, 2915240), (2, 1457620), (4, 728810), (5, 583048), (8, 364405), (10, 291524), (20, 145762), (31, 94040), (40, 72881), (62, 47020), (124, 23510), (155, 18808), (248, 11755), (310, 9404), (620, 4702), (1240, 2351)]