620039950

素因数分解:

$2^1\times 5^2\times {\mathrm{2521}}^1\times {\mathrm{4919}}^1$

素因数の和:7452

約数の個数: 24

約数和(自身を含む): 1153966320

約数和(自身を除く): 533926370

約数列:

[1, 2, 5, 10, 25, 50, 2521, 4919, 5042, 9838, 12605, 24595, 25210, 49190, 63025, 122975, 126050, 245950, 12400799, 24801598, 62003995, 124007990, 310019975, 620039950]

約数ペア:

[(1, 620039950), (2, 310019975), (5, 124007990), (10, 62003995), (25, 24801598), (50, 12400799), (2521, 245950), (4919, 126050), (5042, 122975), (9838, 63025), (12605, 49190), (24595, 25210)]