7867940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 17790192

約数和(自身を除く): 9922252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 317, 340, 365, 634, 730, 1241, 1268, 1460, 1585, 2482, 3170, 4964, 5389, 6205, 6340, 10778, 12410, 21556, 23141, 24820, 26945, 46282, 53890, 92564, 107780, 115705, 231410, 393397, 462820, 786794, 1573588, 1966985, 3933970, 7867940]

約数ペア:

[(1, 7867940), (2, 3933970), (4, 1966985), (5, 1573588), (10, 786794), (17, 462820), (20, 393397), (34, 231410), (68, 115705), (73, 107780), (85, 92564), (146, 53890), (170, 46282), (292, 26945), (317, 24820), (340, 23141), (365, 21556), (634, 12410), (730, 10778), (1241, 6340), (1268, 6205), (1460, 5389), (1585, 4964), (2482, 3170)]