26988880

素因数分解:

$2^4\times 5^1\times {\mathrm{337361}}^1$

素因数の和:337374

約数の個数: 20

約数和(自身を含む): 62749332

約数和(自身を除く): 35760452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337361, 674722, 1349444, 1686805, 2698888, 3373610, 5397776, 6747220, 13494440, 26988880]

約数ペア:

[(1, 26988880), (2, 13494440), (4, 6747220), (5, 5397776), (8, 3373610), (10, 2698888), (16, 1686805), (20, 1349444), (40, 674722), (80, 337361)]