865007860

素因数分解:

$2^2\times 5^1\times {\mathrm{3583}}^1\times {\mathrm{12071}}^1$

素因数の和:15663

約数の個数: 24

約数和(自身を含む): 1817174016

約数和(自身を除く): 952166156

約数列:

[1, 2, 4, 5, 10, 20, 3583, 7166, 12071, 14332, 17915, 24142, 35830, 48284, 60355, 71660, 120710, 241420, 43250393, 86500786, 173001572, 216251965, 432503930, 865007860]

約数ペア:

[(1, 865007860), (2, 432503930), (4, 216251965), (5, 173001572), (10, 86500786), (20, 43250393), (3583, 241420), (7166, 120710), (12071, 71660), (14332, 60355), (17915, 48284), (24142, 35830)]