16240240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4721}}^1$

素因数の和:4777

約数の個数: 40

約数和(自身を含む): 38644848

約数和(自身を除く): 22404608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4721, 9442, 18884, 23605, 37768, 47210, 75536, 94420, 188840, 203003, 377680, 406006, 812012, 1015015, 1624024, 2030030, 3248048, 4060060, 8120120, 16240240]

約数ペア:

[(1, 16240240), (2, 8120120), (4, 4060060), (5, 3248048), (8, 2030030), (10, 1624024), (16, 1015015), (20, 812012), (40, 406006), (43, 377680), (80, 203003), (86, 188840), (172, 94420), (215, 75536), (344, 47210), (430, 37768), (688, 23605), (860, 18884), (1720, 9442), (3440, 4721)]