266960440

素因数分解:

$2^3\times 5^1\times {\mathrm{6674011}}^1$

素因数の和:6674022

約数の個数: 16

約数和(自身を含む): 600661080

約数和(自身を除く): 333700640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6674011, 13348022, 26696044, 33370055, 53392088, 66740110, 133480220, 266960440]

約数ペア:

[(1, 266960440), (2, 133480220), (4, 66740110), (5, 53392088), (8, 33370055), (10, 26696044), (20, 13348022), (40, 6674011)]