496305980

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{38593}}^1$

素因数の和:39245

約数の個数: 24

約数和(自身を含む): 1043890512

約数和(自身を除く): 547584532

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12860, 38593, 77186, 154372, 192965, 385930, 771860, 24815299, 49630598, 99261196, 124076495, 248152990, 496305980]

約数ペア:

[(1, 496305980), (2, 248152990), (4, 124076495), (5, 99261196), (10, 49630598), (20, 24815299), (643, 771860), (1286, 385930), (2572, 192965), (3215, 154372), (6430, 77186), (12860, 38593)]