56973440

素因数分解:

$2^7\times 5^1\times {\mathrm{89021}}^1$

素因数の和:89040

約数の個数: 32

約数和(自身を含む): 136203660

約数和(自身を除く): 79230220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 89021, 178042, 356084, 445105, 712168, 890210, 1424336, 1780420, 2848672, 3560840, 5697344, 7121680, 11394688, 14243360, 28486720, 56973440]

約数ペア:

[(1, 56973440), (2, 28486720), (4, 14243360), (5, 11394688), (8, 7121680), (10, 5697344), (16, 3560840), (20, 2848672), (32, 1780420), (40, 1424336), (64, 890210), (80, 712168), (128, 445105), (160, 356084), (320, 178042), (640, 89021)]