20275380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37547}}^1$

素因数の和:37565

約数の個数: 48

約数和(自身を含む): 63080640

約数和(自身を除く): 42805260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37547, 75094, 112641, 150188, 187735, 225282, 337923, 375470, 450564, 563205, 675846, 750940, 1013769, 1126410, 1351692, 1689615, 2027538, 2252820, 3379230, 4055076, 5068845, 6758460, 10137690, 20275380]

約数ペア:

[(1, 20275380), (2, 10137690), (3, 6758460), (4, 5068845), (5, 4055076), (6, 3379230), (9, 2252820), (10, 2027538), (12, 1689615), (15, 1351692), (18, 1126410), (20, 1013769), (27, 750940), (30, 675846), (36, 563205), (45, 450564), (54, 375470), (60, 337923), (90, 225282), (108, 187735), (135, 150188), (180, 112641), (270, 75094), (540, 37547)]