2911460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 6161400

約数和(自身を除く): 3249940

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 977, 1490, 1954, 2980, 3908, 4885, 9770, 19540, 145573, 291146, 582292, 727865, 1455730, 2911460]

約数ペア:

[(1, 2911460), (2, 1455730), (4, 727865), (5, 582292), (10, 291146), (20, 145573), (149, 19540), (298, 9770), (596, 4885), (745, 3908), (977, 2980), (1490, 1954)]