253767920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{453157}}^1$

素因数の和:453177

約数の個数: 40

約数和(自身を含む): 674299104

約数和(自身を除く): 420531184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 453157, 906314, 1812628, 2265785, 3172099, 3625256, 4531570, 6344198, 7250512, 9063140, 12688396, 15860495, 18126280, 25376792, 31720990, 36252560, 50753584, 63441980, 126883960, 253767920]

約数ペア:

[(1, 253767920), (2, 126883960), (4, 63441980), (5, 50753584), (7, 36252560), (8, 31720990), (10, 25376792), (14, 18126280), (16, 15860495), (20, 12688396), (28, 9063140), (35, 7250512), (40, 6344198), (56, 4531570), (70, 3625256), (80, 3172099), (112, 2265785), (140, 1812628), (280, 906314), (560, 453157)]