221330806120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{54784853}}^1$

素因数の和:54784965

約数の個数: 32

約数和(自身を含む): 502924959720

約数和(自身を除く): 281594153600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 54784853, 109569706, 219139412, 273924265, 438278824, 547848530, 1095697060, 2191394120, 5533270153, 11066540306, 22133080612, 27666350765, 44266161224, 55332701530, 110665403060, 221330806120]

約数ペア:

[(1, 221330806120), (2, 110665403060), (4, 55332701530), (5, 44266161224), (8, 27666350765), (10, 22133080612), (20, 11066540306), (40, 5533270153), (101, 2191394120), (202, 1095697060), (404, 547848530), (505, 438278824), (808, 273924265), (1010, 219139412), (2020, 109569706), (4040, 54784853)]