13525220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15727}}^1$

素因数の和:15779

約数の個数: 24

約数和(自身を含む): 29065344

約数和(自身を除く): 15540124

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 15727, 31454, 62908, 78635, 157270, 314540, 676261, 1352522, 2705044, 3381305, 6762610, 13525220]

約数ペア:

[(1, 13525220), (2, 6762610), (4, 3381305), (5, 2705044), (10, 1352522), (20, 676261), (43, 314540), (86, 157270), (172, 78635), (215, 62908), (430, 31454), (860, 15727)]