2153680

素因数分解:

$2^4\times 5^1\times {\mathrm{26921}}^1$

素因数の和:26934

約数の個数: 20

約数和(自身を含む): 5007492

約数和(自身を除く): 2853812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26921, 53842, 107684, 134605, 215368, 269210, 430736, 538420, 1076840, 2153680]

約数ペア:

[(1, 2153680), (2, 1076840), (4, 538420), (5, 430736), (8, 269210), (10, 215368), (16, 134605), (20, 107684), (40, 53842), (80, 26921)]