19625460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11279}}^1$

素因数の和:11320

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 37225740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11279, 22558, 33837, 45116, 56395, 67674, 112790, 135348, 169185, 225580, 327091, 338370, 654182, 676740, 981273, 1308364, 1635455, 1962546, 3270910, 3925092, 4906365, 6541820, 9812730, 19625460]

約数ペア:

[(1, 19625460), (2, 9812730), (3, 6541820), (4, 4906365), (5, 3925092), (6, 3270910), (10, 1962546), (12, 1635455), (15, 1308364), (20, 981273), (29, 676740), (30, 654182), (58, 338370), (60, 327091), (87, 225580), (116, 169185), (145, 135348), (174, 112790), (290, 67674), (348, 56395), (435, 45116), (580, 33837), (870, 22558), (1740, 11279)]