2591080

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 5876640

約数和(自身を除く): 3285560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 307, 422, 614, 844, 1055, 1228, 1535, 1688, 2110, 2456, 3070, 4220, 6140, 8440, 12280, 64777, 129554, 259108, 323885, 518216, 647770, 1295540, 2591080]

約数ペア:

[(1, 2591080), (2, 1295540), (4, 647770), (5, 518216), (8, 323885), (10, 259108), (20, 129554), (40, 64777), (211, 12280), (307, 8440), (422, 6140), (614, 4220), (844, 3070), (1055, 2456), (1228, 2110), (1535, 1688)]