42133720

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1283}}^1$

素因数の和:2115

約数の個数: 32

約数和(自身を含む): 94990320

約数和(自身を除く): 52856600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1283, 1642, 2566, 3284, 4105, 5132, 6415, 6568, 8210, 10264, 12830, 16420, 25660, 32840, 51320, 1053343, 2106686, 4213372, 5266715, 8426744, 10533430, 21066860, 42133720]

約数ペア:

[(1, 42133720), (2, 21066860), (4, 10533430), (5, 8426744), (8, 5266715), (10, 4213372), (20, 2106686), (40, 1053343), (821, 51320), (1283, 32840), (1642, 25660), (2566, 16420), (3284, 12830), (4105, 10264), (5132, 8210), (6415, 6568)]