7744640

素因数分解:

$2^7\times 5^1\times {\mathrm{12101}}^1$

素因数の和:12120

約数の個数: 32

約数和(自身を含む): 18516060

約数和(自身を除く): 10771420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12101, 24202, 48404, 60505, 96808, 121010, 193616, 242020, 387232, 484040, 774464, 968080, 1548928, 1936160, 3872320, 7744640]

約数ペア:

[(1, 7744640), (2, 3872320), (4, 1936160), (5, 1548928), (8, 968080), (10, 774464), (16, 484040), (20, 387232), (32, 242020), (40, 193616), (64, 121010), (80, 96808), (128, 60505), (160, 48404), (320, 24202), (640, 12101)]