87164660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{396203}}^1$

素因数の和:396223

約数の個数: 24

約数和(自身を含む): 199686816

約数和(自身を除く): 112522156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 396203, 792406, 1584812, 1981015, 3962030, 4358233, 7924060, 8716466, 17432932, 21791165, 43582330, 87164660]

約数ペア:

[(1, 87164660), (2, 43582330), (4, 21791165), (5, 17432932), (10, 8716466), (11, 7924060), (20, 4358233), (22, 3962030), (44, 1981015), (55, 1584812), (110, 792406), (220, 396203)]