19600920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18149}}^1$

素因数の和:18169

約数の個数: 64

約数和(自身を含む): 65340000

約数和(自身を除く): 45739080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18149, 36298, 54447, 72596, 90745, 108894, 145192, 163341, 181490, 217788, 272235, 326682, 362980, 435576, 490023, 544470, 653364, 725960, 816705, 980046, 1088940, 1306728, 1633410, 1960092, 2177880, 2450115, 3266820, 3920184, 4900230, 6533640, 9800460, 19600920]

約数ペア:

[(1, 19600920), (2, 9800460), (3, 6533640), (4, 4900230), (5, 3920184), (6, 3266820), (8, 2450115), (9, 2177880), (10, 1960092), (12, 1633410), (15, 1306728), (18, 1088940), (20, 980046), (24, 816705), (27, 725960), (30, 653364), (36, 544470), (40, 490023), (45, 435576), (54, 362980), (60, 326682), (72, 272235), (90, 217788), (108, 181490), (120, 163341), (135, 145192), (180, 108894), (216, 90745), (270, 72596), (360, 54447), (540, 36298), (1080, 18149)]