12291580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{87797}}^1$

素因数の和:87813

約数の個数: 24

約数和(自身を含む): 29500128

約数和(自身を除く): 17208548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 87797, 175594, 351188, 438985, 614579, 877970, 1229158, 1755940, 2458316, 3072895, 6145790, 12291580]

約数ペア:

[(1, 12291580), (2, 6145790), (4, 3072895), (5, 2458316), (7, 1755940), (10, 1229158), (14, 877970), (20, 614579), (28, 438985), (35, 351188), (70, 175594), (140, 87797)]