155066120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{352423}}^1$

素因数の和:352445

約数の個数: 32

約数和(自身を含む): 380617920

約数和(自身を除く): 225551800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 352423, 704846, 1409692, 1762115, 2819384, 3524230, 3876653, 7048460, 7753306, 14096920, 15506612, 19383265, 31013224, 38766530, 77533060, 155066120]

約数ペア:

[(1, 155066120), (2, 77533060), (4, 38766530), (5, 31013224), (8, 19383265), (10, 15506612), (11, 14096920), (20, 7753306), (22, 7048460), (40, 3876653), (44, 3524230), (55, 2819384), (88, 1762115), (110, 1409692), (220, 704846), (440, 352423)]