15949180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61343}}^1$

素因数の和:61365

約数の個数: 24

約数和(自身を含む): 36070272

約数和(自身を除く): 20121092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61343, 122686, 245372, 306715, 613430, 797459, 1226860, 1594918, 3189836, 3987295, 7974590, 15949180]

約数ペア:

[(1, 15949180), (2, 7974590), (4, 3987295), (5, 3189836), (10, 1594918), (13, 1226860), (20, 797459), (26, 613430), (52, 306715), (65, 245372), (130, 122686), (260, 61343)]