628444940

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{31019}}^1$

素因数の和:32041

約数の個数: 24

約数和(自身を含む): 1321079760

約数和(自身を除く): 692634820

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 4052, 5065, 10130, 20260, 31019, 62038, 124076, 155095, 310190, 620380, 31422247, 62844494, 125688988, 157111235, 314222470, 628444940]

約数ペア:

[(1, 628444940), (2, 314222470), (4, 157111235), (5, 125688988), (10, 62844494), (20, 31422247), (1013, 620380), (2026, 310190), (4052, 155095), (5065, 124076), (10130, 62038), (20260, 31019)]