2658950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 5785344

約数和(自身を除く): 3126394

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 107, 142, 175, 214, 350, 355, 497, 535, 710, 749, 994, 1070, 1498, 1775, 2485, 2675, 3550, 3745, 4970, 5350, 7490, 7597, 12425, 15194, 18725, 24850, 37450, 37985, 53179, 75970, 106358, 189925, 265895, 379850, 531790, 1329475, 2658950]

約数ペア:

[(1, 2658950), (2, 1329475), (5, 531790), (7, 379850), (10, 265895), (14, 189925), (25, 106358), (35, 75970), (50, 53179), (70, 37985), (71, 37450), (107, 24850), (142, 18725), (175, 15194), (214, 12425), (350, 7597), (355, 7490), (497, 5350), (535, 4970), (710, 3745), (749, 3550), (994, 2675), (1070, 2485), (1498, 1775)]