201630220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{916501}}^1$

素因数の和:916521

約数の個数: 24

約数和(自身を含む): 461917008

約数和(自身を除く): 260286788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 916501, 1833002, 3666004, 4582505, 9165010, 10081511, 18330020, 20163022, 40326044, 50407555, 100815110, 201630220]

約数ペア:

[(1, 201630220), (2, 100815110), (4, 50407555), (5, 40326044), (10, 20163022), (11, 18330020), (20, 10081511), (22, 9165010), (44, 4582505), (55, 3666004), (110, 1833002), (220, 916501)]