8957080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20357}}^1$

素因数の和:20379

約数の個数: 32

約数和(自身を含む): 21986640

約数和(自身を除く): 13029560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20357, 40714, 81428, 101785, 162856, 203570, 223927, 407140, 447854, 814280, 895708, 1119635, 1791416, 2239270, 4478540, 8957080]

約数ペア:

[(1, 8957080), (2, 4478540), (4, 2239270), (5, 1791416), (8, 1119635), (10, 895708), (11, 814280), (20, 447854), (22, 407140), (40, 223927), (44, 203570), (55, 162856), (88, 101785), (110, 81428), (220, 40714), (440, 20357)]