27800680

素因数分解:

$2^3\times 5^1\times {\mathrm{695017}}^1$

素因数の和:695028

約数の個数: 16

約数和(自身を含む): 62551620

約数和(自身を除く): 34750940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 695017, 1390034, 2780068, 3475085, 5560136, 6950170, 13900340, 27800680]

約数ペア:

[(1, 27800680), (2, 13900340), (4, 6950170), (5, 5560136), (8, 3475085), (10, 2780068), (20, 1390034), (40, 695017)]