124205680

素因数分解:

$2^4\times 5^1\times {\mathrm{1552571}}^1$

素因数の和:1552584

約数の個数: 20

約数和(自身を含む): 288778392

約数和(自身を除く): 164572712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1552571, 3105142, 6210284, 7762855, 12420568, 15525710, 24841136, 31051420, 62102840, 124205680]

約数ペア:

[(1, 124205680), (2, 62102840), (4, 31051420), (5, 24841136), (8, 15525710), (10, 12420568), (16, 7762855), (20, 6210284), (40, 3105142), (80, 1552571)]