20274660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16091}}^1$

素因数の和:16113

約数の個数: 72

約数和(自身を含む): 70289856

約数和(自身を除く): 50015196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 16091, 32182, 48273, 64364, 80455, 96546, 112637, 144819, 160910, 193092, 225274, 241365, 289638, 321820, 337911, 450548, 482730, 563185, 579276, 675822, 724095, 965460, 1013733, 1126370, 1351644, 1448190, 1689555, 2027466, 2252740, 2896380, 3379110, 4054932, 5068665, 6758220, 10137330, 20274660]

約数ペア:

[(1, 20274660), (2, 10137330), (3, 6758220), (4, 5068665), (5, 4054932), (6, 3379110), (7, 2896380), (9, 2252740), (10, 2027466), (12, 1689555), (14, 1448190), (15, 1351644), (18, 1126370), (20, 1013733), (21, 965460), (28, 724095), (30, 675822), (35, 579276), (36, 563185), (42, 482730), (45, 450548), (60, 337911), (63, 321820), (70, 289638), (84, 241365), (90, 225274), (105, 193092), (126, 160910), (140, 144819), (180, 112637), (210, 96546), (252, 80455), (315, 64364), (420, 48273), (630, 32182), (1260, 16091)]