225249620

素因数分解:

$2^2\times 5^1\times {\mathrm{1831}}^1\times {\mathrm{6151}}^1$

素因数の和:7991

約数の個数: 24

約数和(自身を含む): 473359488

約数和(自身を除く): 248109868

約数列:

[1, 2, 4, 5, 10, 20, 1831, 3662, 6151, 7324, 9155, 12302, 18310, 24604, 30755, 36620, 61510, 123020, 11262481, 22524962, 45049924, 56312405, 112624810, 225249620]

約数ペア:

[(1, 225249620), (2, 112624810), (4, 56312405), (5, 45049924), (10, 22524962), (20, 11262481), (1831, 123020), (3662, 61510), (6151, 36620), (7324, 30755), (9155, 24604), (12302, 18310)]