249901220

素因数分解:

$2^2\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{10837}}^1$

素因数の和:11999

約数の個数: 24

約数和(自身を含む): 525296184

約数和(自身を除く): 275394964

約数列:

[1, 2, 4, 5, 10, 20, 1153, 2306, 4612, 5765, 10837, 11530, 21674, 23060, 43348, 54185, 108370, 216740, 12495061, 24990122, 49980244, 62475305, 124950610, 249901220]

約数ペア:

[(1, 249901220), (2, 124950610), (4, 62475305), (5, 49980244), (10, 24990122), (20, 12495061), (1153, 216740), (2306, 108370), (4612, 54185), (5765, 43348), (10837, 23060), (11530, 21674)]