87494440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198851}}^1$

素因数の和:198873

約数の個数: 32

約数和(自身を含む): 214760160

約数和(自身を除く): 127265720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 198851, 397702, 795404, 994255, 1590808, 1988510, 2187361, 3977020, 4374722, 7954040, 8749444, 10936805, 17498888, 21873610, 43747220, 87494440]

約数ペア:

[(1, 87494440), (2, 43747220), (4, 21873610), (5, 17498888), (8, 10936805), (10, 8749444), (11, 7954040), (20, 4374722), (22, 3977020), (40, 2187361), (44, 1988510), (55, 1590808), (88, 994255), (110, 795404), (220, 397702), (440, 198851)]