8453440

素因数分解:

$2^6\times 5^1\times {\mathrm{26417}}^1$

素因数の和:26434

約数の個数: 28

約数和(自身を含む): 20130516

約数和(自身を除く): 11677076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 26417, 52834, 105668, 132085, 211336, 264170, 422672, 528340, 845344, 1056680, 1690688, 2113360, 4226720, 8453440]

約数ペア:

[(1, 8453440), (2, 4226720), (4, 2113360), (5, 1690688), (8, 1056680), (10, 845344), (16, 528340), (20, 422672), (32, 264170), (40, 211336), (64, 132085), (80, 105668), (160, 52834), (320, 26417)]