8561080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19457}}^1$

素因数の和:19479

約数の個数: 32

約数和(自身を含む): 21014640

約数和(自身を除く): 12453560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19457, 38914, 77828, 97285, 155656, 194570, 214027, 389140, 428054, 778280, 856108, 1070135, 1712216, 2140270, 4280540, 8561080]

約数ペア:

[(1, 8561080), (2, 4280540), (4, 2140270), (5, 1712216), (8, 1070135), (10, 856108), (11, 778280), (20, 428054), (22, 389140), (40, 214027), (44, 194570), (55, 155656), (88, 97285), (110, 77828), (220, 38914), (440, 19457)]