2016178960

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{30697}}^1$

素因数の和:31531

約数の個数: 40

約数和(自身を含む): 4693478616

約数和(自身を除く): 2677299656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 3284, 4105, 6568, 8210, 13136, 16420, 30697, 32840, 61394, 65680, 122788, 153485, 245576, 306970, 491152, 613940, 1227880, 2455760, 25202237, 50404474, 100808948, 126011185, 201617896, 252022370, 403235792, 504044740, 1008089480, 2016178960]

約数ペア:

[(1, 2016178960), (2, 1008089480), (4, 504044740), (5, 403235792), (8, 252022370), (10, 201617896), (16, 126011185), (20, 100808948), (40, 50404474), (80, 25202237), (821, 2455760), (1642, 1227880), (3284, 613940), (4105, 491152), (6568, 306970), (8210, 245576), (13136, 153485), (16420, 122788), (30697, 65680), (32840, 61394)]