204855910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{154027}}^1$

素因数の和:154060

約数の個数: 32

約数和(自身を含む): 443600640

約数和(自身を除く): 238744730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 154027, 308054, 770135, 1078189, 1540270, 2156378, 2926513, 5390945, 5853026, 10781890, 14632565, 20485591, 29265130, 40971182, 102427955, 204855910]

約数ペア:

[(1, 204855910), (2, 102427955), (5, 40971182), (7, 29265130), (10, 20485591), (14, 14632565), (19, 10781890), (35, 5853026), (38, 5390945), (70, 2926513), (95, 2156378), (133, 1540270), (190, 1078189), (266, 770135), (665, 308054), (1330, 154027)]