286456780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{1783}}^1$

素因数の和:2098

約数の個数: 48

約数和(自身を含む): 624899520

約数和(自身を除く): 338442740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 277, 290, 554, 580, 1108, 1385, 1783, 2770, 3566, 5540, 7132, 8033, 8915, 16066, 17830, 32132, 35660, 40165, 51707, 80330, 103414, 160660, 206828, 258535, 493891, 517070, 987782, 1034140, 1975564, 2469455, 4938910, 9877820, 14322839, 28645678, 57291356, 71614195, 143228390, 286456780]

約数ペア:

[(1, 286456780), (2, 143228390), (4, 71614195), (5, 57291356), (10, 28645678), (20, 14322839), (29, 9877820), (58, 4938910), (116, 2469455), (145, 1975564), (277, 1034140), (290, 987782), (554, 517070), (580, 493891), (1108, 258535), (1385, 206828), (1783, 160660), (2770, 103414), (3566, 80330), (5540, 51707), (7132, 40165), (8033, 35660), (8915, 32132), (16066, 17830)]