8668880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9851}}^1$

素因数の和:9875

約数の個数: 40

約数和(自身を含む): 21989664

約数和(自身を除く): 13320784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9851, 19702, 39404, 49255, 78808, 98510, 108361, 157616, 197020, 216722, 394040, 433444, 541805, 788080, 866888, 1083610, 1733776, 2167220, 4334440, 8668880]

約数ペア:

[(1, 8668880), (2, 4334440), (4, 2167220), (5, 1733776), (8, 1083610), (10, 866888), (11, 788080), (16, 541805), (20, 433444), (22, 394040), (40, 216722), (44, 197020), (55, 157616), (80, 108361), (88, 98510), (110, 78808), (176, 49255), (220, 39404), (440, 19702), (880, 9851)]