39440840

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1201}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 88923960

約数和(自身を除く): 49483120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1201, 1642, 2402, 3284, 4105, 4804, 6005, 6568, 8210, 9608, 12010, 16420, 24020, 32840, 48040, 986021, 1972042, 3944084, 4930105, 7888168, 9860210, 19720420, 39440840]

約数ペア:

[(1, 39440840), (2, 19720420), (4, 9860210), (5, 7888168), (8, 4930105), (10, 3944084), (20, 1972042), (40, 986021), (821, 48040), (1201, 32840), (1642, 24020), (2402, 16420), (3284, 12010), (4105, 9608), (4804, 8210), (6005, 6568)]