1353680

素因数分解:

$2^4\times 5^1\times {\mathrm{16921}}^1$

素因数の和:16934

約数の個数: 20

約数和(自身を含む): 3147492

約数和(自身を除く): 1793812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16921, 33842, 67684, 84605, 135368, 169210, 270736, 338420, 676840, 1353680]

約数ペア:

[(1, 1353680), (2, 676840), (4, 338420), (5, 270736), (8, 169210), (10, 135368), (16, 84605), (20, 67684), (40, 33842), (80, 16921)]