5090180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1831}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 10772160

約数和(自身を除く): 5681980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 1831, 2780, 3662, 7324, 9155, 18310, 36620, 254509, 509018, 1018036, 1272545, 2545090, 5090180]

約数ペア:

[(1, 5090180), (2, 2545090), (4, 1272545), (5, 1018036), (10, 509018), (20, 254509), (139, 36620), (278, 18310), (556, 9155), (695, 7324), (1390, 3662), (1831, 2780)]