15845180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60943}}^1$

素因数の和:60965

約数の個数: 24

約数和(自身を含む): 35835072

約数和(自身を除く): 19989892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60943, 121886, 243772, 304715, 609430, 792259, 1218860, 1584518, 3169036, 3961295, 7922590, 15845180]

約数ペア:

[(1, 15845180), (2, 7922590), (4, 3961295), (5, 3169036), (10, 1584518), (13, 1218860), (20, 792259), (26, 609430), (52, 304715), (65, 243772), (130, 121886), (260, 60943)]