18769280

素因数分解:

$2^7\times 5^1\times {\mathrm{29327}}^1$

素因数の和:29346

約数の個数: 32

約数和(自身を含む): 44871840

約数和(自身を除く): 26102560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29327, 58654, 117308, 146635, 234616, 293270, 469232, 586540, 938464, 1173080, 1876928, 2346160, 3753856, 4692320, 9384640, 18769280]

約数ペア:

[(1, 18769280), (2, 9384640), (4, 4692320), (5, 3753856), (8, 2346160), (10, 1876928), (16, 1173080), (20, 938464), (32, 586540), (40, 469232), (64, 293270), (80, 234616), (128, 146635), (160, 117308), (320, 58654), (640, 29327)]