3977480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7649}}^1$

素因数の和:7673

約数の個数: 32

約数和(自身を含む): 9639000

約数和(自身を除く): 5661520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7649, 15298, 30596, 38245, 61192, 76490, 99437, 152980, 198874, 305960, 397748, 497185, 795496, 994370, 1988740, 3977480]

約数ペア:

[(1, 3977480), (2, 1988740), (4, 994370), (5, 795496), (8, 497185), (10, 397748), (13, 305960), (20, 198874), (26, 152980), (40, 99437), (52, 76490), (65, 61192), (104, 38245), (130, 30596), (260, 15298), (520, 7649)]