15940886980

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{580513}}^1$

素因数の和:581895

約数の個数: 24

約数和(自身を含む): 33500301912

約数和(自身を除く): 17559414932

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2746, 5492, 6865, 13730, 27460, 580513, 1161026, 2322052, 2902565, 5805130, 11610260, 797044349, 1594088698, 3188177396, 3985221745, 7970443490, 15940886980]

約数ペア:

[(1, 15940886980), (2, 7970443490), (4, 3985221745), (5, 3188177396), (10, 1594088698), (20, 797044349), (1373, 11610260), (2746, 5805130), (5492, 2902565), (6865, 2322052), (13730, 1161026), (27460, 580513)]