289011700

素因数分解:

$2^2\times 5^2\times {\mathrm{2890117}}^1$

素因数の和:2890131

約数の個数: 18

約数和(自身を含む): 627155606

約数和(自身を除く): 338143906

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2890117, 5780234, 11560468, 14450585, 28901170, 57802340, 72252925, 144505850, 289011700]

約数ペア:

[(1, 289011700), (2, 144505850), (4, 72252925), (5, 57802340), (10, 28901170), (20, 14450585), (25, 11560468), (50, 5780234), (100, 2890117)]