5721080

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 12968640

約数和(自身を除く): 7247560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 911, 1256, 1570, 1822, 3140, 3644, 4555, 6280, 7288, 9110, 18220, 36440, 143027, 286054, 572108, 715135, 1144216, 1430270, 2860540, 5721080]

約数ペア:

[(1, 5721080), (2, 2860540), (4, 1430270), (5, 1144216), (8, 715135), (10, 572108), (20, 286054), (40, 143027), (157, 36440), (314, 18220), (628, 9110), (785, 7288), (911, 6280), (1256, 4555), (1570, 3644), (1822, 3140)]