25161620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{114371}}^1$

素因数の和:114391

約数の個数: 24

約数和(自身を含む): 57643488

約数和(自身を除く): 32481868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 114371, 228742, 457484, 571855, 1143710, 1258081, 2287420, 2516162, 5032324, 6290405, 12580810, 25161620]

約数ペア:

[(1, 25161620), (2, 12580810), (4, 6290405), (5, 5032324), (10, 2516162), (11, 2287420), (20, 1258081), (22, 1143710), (44, 571855), (55, 457484), (110, 228742), (220, 114371)]