12955840

素因数分解:

$2^6\times 5^1\times {\mathrm{40487}}^1$

素因数の和:40504

約数の個数: 28

約数和(自身を含む): 30851856

約数和(自身を除く): 17896016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40487, 80974, 161948, 202435, 323896, 404870, 647792, 809740, 1295584, 1619480, 2591168, 3238960, 6477920, 12955840]

約数ペア:

[(1, 12955840), (2, 6477920), (4, 3238960), (5, 2591168), (8, 1619480), (10, 1295584), (16, 809740), (20, 647792), (32, 404870), (40, 323896), (64, 202435), (80, 161948), (160, 80974), (320, 40487)]