272560280

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{7951}}^1$

素因数の和:8819

約数の個数: 32

約数和(自身を含む): 614053440

約数和(自身を除く): 341493160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 3428, 4285, 6856, 7951, 8570, 15902, 17140, 31804, 34280, 39755, 63608, 79510, 159020, 318040, 6814007, 13628014, 27256028, 34070035, 54512056, 68140070, 136280140, 272560280]

約数ペア:

[(1, 272560280), (2, 136280140), (4, 68140070), (5, 54512056), (8, 34070035), (10, 27256028), (20, 13628014), (40, 6814007), (857, 318040), (1714, 159020), (3428, 79510), (4285, 63608), (6856, 39755), (7951, 34280), (8570, 31804), (15902, 17140)]