1260752890

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{324101}}^1$

素因数の和:324497

約数の個数: 16

約数和(自身を含む): 2275196040

約数和(自身を除く): 1014443150

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 324101, 648202, 1620505, 3241010, 126075289, 252150578, 630376445, 1260752890]

約数ペア:

[(1, 1260752890), (2, 630376445), (5, 252150578), (10, 126075289), (389, 3241010), (778, 1620505), (1945, 648202), (3890, 324101)]