7881080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 17982000

約数和(自身を除く): 10100920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2699, 2920, 5398, 10796, 13495, 21592, 26990, 53980, 107960, 197027, 394054, 788108, 985135, 1576216, 1970270, 3940540, 7881080]

約数ペア:

[(1, 7881080), (2, 3940540), (4, 1970270), (5, 1576216), (8, 985135), (10, 788108), (20, 394054), (40, 197027), (73, 107960), (146, 53980), (292, 26990), (365, 21592), (584, 13495), (730, 10796), (1460, 5398), (2699, 2920)]