2018131750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{278363}}^1$

素因数の和:278409

約数の個数: 32

約数和(自身を含む): 3908230560

約数和(自身を除く): 1890098810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 7250, 278363, 556726, 1391815, 2783630, 6959075, 8072527, 13918150, 16145054, 34795375, 40362635, 69590750, 80725270, 201813175, 403626350, 1009065875, 2018131750]

約数ペア:

[(1, 2018131750), (2, 1009065875), (5, 403626350), (10, 201813175), (25, 80725270), (29, 69590750), (50, 40362635), (58, 34795375), (125, 16145054), (145, 13918150), (250, 8072527), (290, 6959075), (725, 2783630), (1450, 1391815), (3625, 556726), (7250, 278363)]