2022771640

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{45599}}^1$

素因数の和:46719

約数の個数: 32

約数和(自身を含む): 4555440000

約数和(自身を除く): 2532668360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 2218, 4436, 5545, 8872, 11090, 22180, 44360, 45599, 91198, 182396, 227995, 364792, 455990, 911980, 1823960, 50569291, 101138582, 202277164, 252846455, 404554328, 505692910, 1011385820, 2022771640]

約数ペア:

[(1, 2022771640), (2, 1011385820), (4, 505692910), (5, 404554328), (8, 252846455), (10, 202277164), (20, 101138582), (40, 50569291), (1109, 1823960), (2218, 911980), (4436, 455990), (5545, 364792), (8872, 227995), (11090, 182396), (22180, 91198), (44360, 45599)]