1143680

素因数分解:

$2^7\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 2735640

約数和(自身を除く): 1591960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1787, 3574, 7148, 8935, 14296, 17870, 28592, 35740, 57184, 71480, 114368, 142960, 228736, 285920, 571840, 1143680]

約数ペア:

[(1, 1143680), (2, 571840), (4, 285920), (5, 228736), (8, 142960), (10, 114368), (16, 71480), (20, 57184), (32, 35740), (40, 28592), (64, 17870), (80, 14296), (128, 8935), (160, 7148), (320, 3574), (640, 1787)]