247432870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1\times {\mathrm{619}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 453185280

約数和(自身を除く): 205752410

約数列:

[1, 2, 5, 10, 71, 142, 355, 563, 619, 710, 1126, 1238, 2815, 3095, 5630, 6190, 39973, 43949, 79946, 87898, 199865, 219745, 348497, 399730, 439490, 696994, 1742485, 3484970, 24743287, 49486574, 123716435, 247432870]

約数ペア:

[(1, 247432870), (2, 123716435), (5, 49486574), (10, 24743287), (71, 3484970), (142, 1742485), (355, 696994), (563, 439490), (619, 399730), (710, 348497), (1126, 219745), (1238, 199865), (2815, 87898), (3095, 79946), (5630, 43949), (6190, 39973)]