264588880

素因数分解:

$2^4\times 5^1\times {\mathrm{3307361}}^1$

素因数の和:3307374

約数の個数: 20

約数和(自身を含む): 615169332

約数和(自身を除く): 350580452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3307361, 6614722, 13229444, 16536805, 26458888, 33073610, 52917776, 66147220, 132294440, 264588880]

約数ペア:

[(1, 264588880), (2, 132294440), (4, 66147220), (5, 52917776), (8, 33073610), (10, 26458888), (16, 16536805), (20, 13229444), (40, 6614722), (80, 3307361)]