124703120

素因数分解:

$2^4\times 5^1\times {\mathrm{1558789}}^1$

素因数の和:1558802

約数の個数: 20

約数和(自身を含む): 289934940

約数和(自身を除く): 165231820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1558789, 3117578, 6235156, 7793945, 12470312, 15587890, 24940624, 31175780, 62351560, 124703120]

約数ペア:

[(1, 124703120), (2, 62351560), (4, 31175780), (5, 24940624), (8, 15587890), (10, 12470312), (16, 7793945), (20, 6235156), (40, 3117578), (80, 1558789)]