2998160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3407}}^1$

素因数の和:3431

約数の個数: 40

約数和(自身を含む): 7606656

約数和(自身を除く): 4608496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3407, 6814, 13628, 17035, 27256, 34070, 37477, 54512, 68140, 74954, 136280, 149908, 187385, 272560, 299816, 374770, 599632, 749540, 1499080, 2998160]

約数ペア:

[(1, 2998160), (2, 1499080), (4, 749540), (5, 599632), (8, 374770), (10, 299816), (11, 272560), (16, 187385), (20, 149908), (22, 136280), (40, 74954), (44, 68140), (55, 54512), (80, 37477), (88, 34070), (110, 27256), (176, 17035), (220, 13628), (440, 6814), (880, 3407)]