47136640

素因数分解:

$2^7\times 5^1\times {\mathrm{73651}}^1$

素因数の和:73670

約数の個数: 32

約数和(自身を含む): 112687560

約数和(自身を除く): 65550920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 73651, 147302, 294604, 368255, 589208, 736510, 1178416, 1473020, 2356832, 2946040, 4713664, 5892080, 9427328, 11784160, 23568320, 47136640]

約数ペア:

[(1, 47136640), (2, 23568320), (4, 11784160), (5, 9427328), (8, 5892080), (10, 4713664), (16, 2946040), (20, 2356832), (32, 1473020), (40, 1178416), (64, 736510), (80, 589208), (128, 368255), (160, 294604), (320, 147302), (640, 73651)]