2987450

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 5607900

約数和(自身を除く): 2620450

約数列:

[1, 2, 5, 10, 25, 50, 149, 298, 401, 745, 802, 1490, 2005, 3725, 4010, 7450, 10025, 20050, 59749, 119498, 298745, 597490, 1493725, 2987450]

約数ペア:

[(1, 2987450), (2, 1493725), (5, 597490), (10, 298745), (25, 119498), (50, 59749), (149, 20050), (298, 10025), (401, 7450), (745, 4010), (802, 3725), (1490, 2005)]