15217340

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1187}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 32033232

約数和(自身を除く): 16815892

約数列:

[1, 2, 4, 5, 10, 20, 641, 1187, 1282, 2374, 2564, 3205, 4748, 5935, 6410, 11870, 12820, 23740, 760867, 1521734, 3043468, 3804335, 7608670, 15217340]

約数ペア:

[(1, 15217340), (2, 7608670), (4, 3804335), (5, 3043468), (10, 1521734), (20, 760867), (641, 23740), (1187, 12820), (1282, 11870), (2374, 6410), (2564, 5935), (3205, 4748)]