2526640

素因数分解:

$2^4\times 5^1\times {\mathrm{31583}}^1$

素因数の和:31596

約数の個数: 20

約数和(自身を含む): 5874624

約数和(自身を除く): 3347984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31583, 63166, 126332, 157915, 252664, 315830, 505328, 631660, 1263320, 2526640]

約数ペア:

[(1, 2526640), (2, 1263320), (4, 631660), (5, 505328), (8, 315830), (10, 252664), (16, 157915), (20, 126332), (40, 63166), (80, 31583)]