393849290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71479}}^1$

素因数の和:71534

約数の個数: 32

約数和(自身を含む): 771984000

約数和(自身を除く): 378134710

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 71479, 142958, 357395, 714790, 1358101, 2072891, 2716202, 4145782, 6790505, 10364455, 13581010, 20728910, 39384929, 78769858, 196924645, 393849290]

約数ペア:

[(1, 393849290), (2, 196924645), (5, 78769858), (10, 39384929), (19, 20728910), (29, 13581010), (38, 10364455), (58, 6790505), (95, 4145782), (145, 2716202), (190, 2072891), (290, 1358101), (551, 714790), (1102, 357395), (2755, 142958), (5510, 71479)]