3257960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 7430400

約数和(自身を除く): 4172440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1031, 1580, 2062, 3160, 4124, 5155, 8248, 10310, 20620, 41240, 81449, 162898, 325796, 407245, 651592, 814490, 1628980, 3257960]

約数ペア:

[(1, 3257960), (2, 1628980), (4, 814490), (5, 651592), (8, 407245), (10, 325796), (20, 162898), (40, 81449), (79, 41240), (158, 20620), (316, 10310), (395, 8248), (632, 5155), (790, 4124), (1031, 3160), (1580, 2062)]