6821440

素因数分解:

$2^6\times 5^1\times {\mathrm{21317}}^1$

素因数の和:21334

約数の個数: 28

約数和(自身を含む): 16244316

約数和(自身を除く): 9422876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 21317, 42634, 85268, 106585, 170536, 213170, 341072, 426340, 682144, 852680, 1364288, 1705360, 3410720, 6821440]

約数ペア:

[(1, 6821440), (2, 3410720), (4, 1705360), (5, 1364288), (8, 852680), (10, 682144), (16, 426340), (20, 341072), (32, 213170), (40, 170536), (64, 106585), (80, 85268), (160, 42634), (320, 21317)]