2591660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1283}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 5500656

約数和(自身を除く): 2908996

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1283, 2020, 2566, 5132, 6415, 12830, 25660, 129583, 259166, 518332, 647915, 1295830, 2591660]

約数ペア:

[(1, 2591660), (2, 1295830), (4, 647915), (5, 518332), (10, 259166), (20, 129583), (101, 25660), (202, 12830), (404, 6415), (505, 5132), (1010, 2566), (1283, 2020)]