127690040

素因数分解:

$2^3\times 5^1\times {\mathrm{3192251}}^1$

素因数の和:3192262

約数の個数: 16

約数和(自身を含む): 287302680

約数和(自身を除く): 159612640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3192251, 6384502, 12769004, 15961255, 25538008, 31922510, 63845020, 127690040]

約数ペア:

[(1, 127690040), (2, 63845020), (4, 31922510), (5, 25538008), (8, 15961255), (10, 12769004), (20, 6384502), (40, 3192251)]