1565990

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1207

約数の個数: 16

約数和(自身を含む): 2840400

約数和(自身を除く): 1274410

約数列:

[1, 2, 5, 10, 149, 298, 745, 1051, 1490, 2102, 5255, 10510, 156599, 313198, 782995, 1565990]

約数ペア:

[(1, 1565990), (2, 782995), (5, 313198), (10, 156599), (149, 10510), (298, 5255), (745, 2102), (1051, 1490)]