224759780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1605427}}^1$

素因数の和:1605443

約数の個数: 24

約数和(自身を含む): 539423808

約数和(自身を除く): 314664028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1605427, 3210854, 6421708, 8027135, 11237989, 16054270, 22475978, 32108540, 44951956, 56189945, 112379890, 224759780]

約数ペア:

[(1, 224759780), (2, 112379890), (4, 56189945), (5, 44951956), (7, 32108540), (10, 22475978), (14, 16054270), (20, 11237989), (28, 8027135), (35, 6421708), (70, 3210854), (140, 1605427)]