30524840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17747}}^1$

素因数の和:17801

約数の個数: 32

約数和(自身を含む): 70282080

約数和(自身を除く): 39757240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 17747, 35494, 70988, 88735, 141976, 177470, 354940, 709880, 763121, 1526242, 3052484, 3815605, 6104968, 7631210, 15262420, 30524840]

約数ペア:

[(1, 30524840), (2, 15262420), (4, 7631210), (5, 6104968), (8, 3815605), (10, 3052484), (20, 1526242), (40, 763121), (43, 709880), (86, 354940), (172, 177470), (215, 141976), (344, 88735), (430, 70988), (860, 35494), (1720, 17747)]