1828340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 3878280

約数和(自身を除く): 2049940

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 809, 1130, 1618, 2260, 3236, 4045, 8090, 16180, 91417, 182834, 365668, 457085, 914170, 1828340]

約数ペア:

[(1, 1828340), (2, 914170), (4, 457085), (5, 365668), (10, 182834), (20, 91417), (113, 16180), (226, 8090), (452, 4045), (565, 3236), (809, 2260), (1130, 1618)]