2049062420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{747833}}^1$

素因数の和:747979

約数の個数: 24

約数和(自身を含む): 4334445864

約数和(自身を除く): 2285383444

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 747833, 1495666, 2991332, 3739165, 7478330, 14956660, 102453121, 204906242, 409812484, 512265605, 1024531210, 2049062420]

約数ペア:

[(1, 2049062420), (2, 1024531210), (4, 512265605), (5, 409812484), (10, 204906242), (20, 102453121), (137, 14956660), (274, 7478330), (548, 3739165), (685, 2991332), (1370, 1495666), (2740, 747833)]