127747120

素因数分解:

$2^4\times 5^1\times {\mathrm{1596839}}^1$

素因数の和:1596852

約数の個数: 20

約数和(自身を含む): 297012240

約数和(自身を除く): 169265120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1596839, 3193678, 6387356, 7984195, 12774712, 15968390, 25549424, 31936780, 63873560, 127747120]

約数ペア:

[(1, 127747120), (2, 63873560), (4, 31936780), (5, 25549424), (8, 15968390), (10, 12774712), (16, 7984195), (20, 6387356), (40, 3193678), (80, 1596839)]