8513740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4783}}^1$

素因数の和:4881

約数の個数: 24

約数和(自身を含む): 18083520

約数和(自身を除く): 9569780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 4783, 9566, 19132, 23915, 47830, 95660, 425687, 851374, 1702748, 2128435, 4256870, 8513740]

約数ペア:

[(1, 8513740), (2, 4256870), (4, 2128435), (5, 1702748), (10, 851374), (20, 425687), (89, 95660), (178, 47830), (356, 23915), (445, 19132), (890, 9566), (1780, 4783)]