31337380

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11437}}^1$

素因数の和:11583

約数の個数: 24

約数和(自身を含む): 66294648

約数和(自身を除く): 34957268

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 11437, 22874, 45748, 57185, 114370, 228740, 1566869, 3133738, 6267476, 7834345, 15668690, 31337380]

約数ペア:

[(1, 31337380), (2, 15668690), (4, 7834345), (5, 6267476), (10, 3133738), (20, 1566869), (137, 228740), (274, 114370), (548, 57185), (685, 45748), (1370, 22874), (2740, 11437)]