40272860

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4783}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 84791616

約数和(自身を除く): 44518756

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 4783, 8420, 9566, 19132, 23915, 47830, 95660, 2013643, 4027286, 8054572, 10068215, 20136430, 40272860]

約数ペア:

[(1, 40272860), (2, 20136430), (4, 10068215), (5, 8054572), (10, 4027286), (20, 2013643), (421, 95660), (842, 47830), (1684, 23915), (2105, 19132), (4210, 9566), (4783, 8420)]