220166270

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{158393}}^1$

素因数の和:158539

約数の個数: 16

約数和(自身を含む): 399152880

約数和(自身を除く): 178986610

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 158393, 316786, 791965, 1583930, 22016627, 44033254, 110083135, 220166270]

約数ペア:

[(1, 220166270), (2, 110083135), (5, 44033254), (10, 22016627), (139, 1583930), (278, 791965), (695, 316786), (1390, 158393)]