11922220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3121}}^1$

素因数の和:3321

約数の個数: 24

約数和(自身を含む): 25175808

約数和(自身を除く): 13253588

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3121, 3820, 6242, 12484, 15605, 31210, 62420, 596111, 1192222, 2384444, 2980555, 5961110, 11922220]

約数ペア:

[(1, 11922220), (2, 5961110), (4, 2980555), (5, 2384444), (10, 1192222), (20, 596111), (191, 62420), (382, 31210), (764, 15605), (955, 12484), (1910, 6242), (3121, 3820)]