1113680

素因数分解:

$2^4\times 5^1\times {\mathrm{13921}}^1$

素因数の和:13934

約数の個数: 20

約数和(自身を含む): 2589492

約数和(自身を除く): 1475812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13921, 27842, 55684, 69605, 111368, 139210, 222736, 278420, 556840, 1113680]

約数ペア:

[(1, 1113680), (2, 556840), (4, 278420), (5, 222736), (8, 139210), (10, 111368), (16, 69605), (20, 55684), (40, 27842), (80, 13921)]