8487640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30313}}^1$

素因数の和:30331

約数の個数: 32

約数和(自身を含む): 21826080

約数和(自身を除く): 13338440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30313, 60626, 121252, 151565, 212191, 242504, 303130, 424382, 606260, 848764, 1060955, 1212520, 1697528, 2121910, 4243820, 8487640]

約数ペア:

[(1, 8487640), (2, 4243820), (4, 2121910), (5, 1697528), (7, 1212520), (8, 1060955), (10, 848764), (14, 606260), (20, 424382), (28, 303130), (35, 242504), (40, 212191), (56, 151565), (70, 121252), (140, 60626), (280, 30313)]