2550040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 5896080

約数和(自身を除く): 3346040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1723, 3446, 6892, 8615, 13784, 17230, 34460, 63751, 68920, 127502, 255004, 318755, 510008, 637510, 1275020, 2550040]

約数ペア:

[(1, 2550040), (2, 1275020), (4, 637510), (5, 510008), (8, 318755), (10, 255004), (20, 127502), (37, 68920), (40, 63751), (74, 34460), (148, 17230), (185, 13784), (296, 8615), (370, 6892), (740, 3446), (1480, 1723)]