31820347580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227288197}}^1$

素因数の和:227288213

約数の個数: 24

約数和(自身を含む): 76368834528

約数和(自身を除く): 44548486948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227288197, 454576394, 909152788, 1136440985, 1591017379, 2272881970, 3182034758, 4545763940, 6364069516, 7955086895, 15910173790, 31820347580]

約数ペア:

[(1, 31820347580), (2, 15910173790), (4, 7955086895), (5, 6364069516), (7, 4545763940), (10, 3182034758), (14, 2272881970), (20, 1591017379), (28, 1136440985), (35, 909152788), (70, 454576394), (140, 227288197)]