320090984

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{1409}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 610389000

約数和(自身を除く): 290298016

約数列:

[1, 2, 4, 8, 73, 146, 292, 389, 584, 778, 1409, 1556, 2818, 3112, 5636, 11272, 28397, 56794, 102857, 113588, 205714, 227176, 411428, 548101, 822856, 1096202, 2192404, 4384808, 40011373, 80022746, 160045492, 320090984]

約数ペア:

[(1, 320090984), (2, 160045492), (4, 80022746), (8, 40011373), (73, 4384808), (146, 2192404), (292, 1096202), (389, 822856), (584, 548101), (778, 411428), (1409, 227176), (1556, 205714), (2818, 113588), (3112, 102857), (5636, 56794), (11272, 28397)]