170728990

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{19379}}^1$

素因数の和:20267

約数の個数: 16

約数和(自身を含む): 307676880

約数和(自身を除く): 136947890

約数列:

[1, 2, 5, 10, 881, 1762, 4405, 8810, 19379, 38758, 96895, 193790, 17072899, 34145798, 85364495, 170728990]

約数ペア:

[(1, 170728990), (2, 85364495), (5, 34145798), (10, 17072899), (881, 193790), (1762, 96895), (4405, 38758), (8810, 19379)]