254028380

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{18119}}^1$

素因数の和:18829

約数の個数: 24

約数和(自身を含む): 534250080

約数和(自身を除く): 280221700

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 7010, 14020, 18119, 36238, 72476, 90595, 181190, 362380, 12701419, 25402838, 50805676, 63507095, 127014190, 254028380]

約数ペア:

[(1, 254028380), (2, 127014190), (4, 63507095), (5, 50805676), (10, 25402838), (20, 12701419), (701, 362380), (1402, 181190), (2804, 90595), (3505, 72476), (7010, 36238), (14020, 18119)]