49940440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113501}}^1$

素因数の和:113523

約数の個数: 32

約数和(自身を含む): 122582160

約数和(自身を除く): 72641720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 113501, 227002, 454004, 567505, 908008, 1135010, 1248511, 2270020, 2497022, 4540040, 4994044, 6242555, 9988088, 12485110, 24970220, 49940440]

約数ペア:

[(1, 49940440), (2, 24970220), (4, 12485110), (5, 9988088), (8, 6242555), (10, 4994044), (11, 4540040), (20, 2497022), (22, 2270020), (40, 1248511), (44, 1135010), (55, 908008), (88, 567505), (110, 454004), (220, 227002), (440, 113501)]