1251567340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{5623}}^1$

素因数の和:6022

約数の個数: 48

約数和(自身を含む): 2721116160

約数和(自身を除く): 1469548820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 359, 620, 718, 1436, 1795, 3590, 5623, 7180, 11129, 11246, 22258, 22492, 28115, 44516, 55645, 56230, 111290, 112460, 174313, 222580, 348626, 697252, 871565, 1743130, 2018657, 3486260, 4037314, 8074628, 10093285, 20186570, 40373140, 62578367, 125156734, 250313468, 312891835, 625783670, 1251567340]

約数ペア:

[(1, 1251567340), (2, 625783670), (4, 312891835), (5, 250313468), (10, 125156734), (20, 62578367), (31, 40373140), (62, 20186570), (124, 10093285), (155, 8074628), (310, 4037314), (359, 3486260), (620, 2018657), (718, 1743130), (1436, 871565), (1795, 697252), (3590, 348626), (5623, 222580), (7180, 174313), (11129, 112460), (11246, 111290), (22258, 56230), (22492, 55645), (28115, 44516)]