290426810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{4177}}^1$

素因数の和:4610

約数の個数: 32

約数和(自身を含む): 555005520

約数和(自身を除く): 264578710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 409, 818, 2045, 4090, 4177, 6953, 8354, 13906, 20885, 34765, 41770, 69530, 71009, 142018, 355045, 710090, 1708393, 3416786, 8541965, 17083930, 29042681, 58085362, 145213405, 290426810]

約数ペア:

[(1, 290426810), (2, 145213405), (5, 58085362), (10, 29042681), (17, 17083930), (34, 8541965), (85, 3416786), (170, 1708393), (409, 710090), (818, 355045), (2045, 142018), (4090, 71009), (4177, 69530), (6953, 41770), (8354, 34765), (13906, 20885)]