15221260

素因数分解:

$2^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1319}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 32044320

約数和(自身を除く): 16823060

約数列:

[1, 2, 4, 5, 10, 20, 577, 1154, 1319, 2308, 2638, 2885, 5276, 5770, 6595, 11540, 13190, 26380, 761063, 1522126, 3044252, 3805315, 7610630, 15221260]

約数ペア:

[(1, 15221260), (2, 7610630), (4, 3805315), (5, 3044252), (10, 1522126), (20, 761063), (577, 26380), (1154, 13190), (1319, 11540), (2308, 6595), (2638, 5770), (2885, 5276)]