18440960

素因数分解:

$2^8\times 5^1\times {\mathrm{14407}}^1$

素因数の和:14428

約数の個数: 36

約数和(自身を含む): 44174928

約数和(自身を除く): 25733968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14407, 28814, 57628, 72035, 115256, 144070, 230512, 288140, 461024, 576280, 922048, 1152560, 1844096, 2305120, 3688192, 4610240, 9220480, 18440960]

約数ペア:

[(1, 18440960), (2, 9220480), (4, 4610240), (5, 3688192), (8, 2305120), (10, 1844096), (16, 1152560), (20, 922048), (32, 576280), (40, 461024), (64, 288140), (80, 230512), (128, 144070), (160, 115256), (256, 72035), (320, 57628), (640, 28814), (1280, 14407)]