2018082540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{140731}}^1$

素因数の和:140982

約数の個数: 48

約数和(自身を含む): 5674314240

約数和(自身を除く): 3656231700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 7170, 14340, 140731, 281462, 422193, 562924, 703655, 844386, 1407310, 1688772, 2110965, 2814620, 4221930, 8443860, 33634709, 67269418, 100904127, 134538836, 168173545, 201808254, 336347090, 403616508, 504520635, 672694180, 1009041270, 2018082540]

約数ペア:

[(1, 2018082540), (2, 1009041270), (3, 672694180), (4, 504520635), (5, 403616508), (6, 336347090), (10, 201808254), (12, 168173545), (15, 134538836), (20, 100904127), (30, 67269418), (60, 33634709), (239, 8443860), (478, 4221930), (717, 2814620), (956, 2110965), (1195, 1688772), (1434, 1407310), (2390, 844386), (2868, 703655), (3585, 562924), (4780, 422193), (7170, 281462), (14340, 140731)]