12687790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 24014880

約数和(自身を除く): 11327090

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 653, 670, 1306, 1943, 3265, 3886, 6530, 9715, 18937, 19430, 37874, 43751, 87502, 94685, 189370, 218755, 437510, 1268779, 2537558, 6343895, 12687790]

約数ペア:

[(1, 12687790), (2, 6343895), (5, 2537558), (10, 1268779), (29, 437510), (58, 218755), (67, 189370), (134, 94685), (145, 87502), (290, 43751), (335, 37874), (653, 19430), (670, 18937), (1306, 9715), (1943, 6530), (3265, 3886)]