20199751920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9351737}}^1$

素因数の和:9351759

約数の個数: 80

約数和(自身を含む): 69576930720

約数和(自身を除く): 49377178800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9351737, 18703474, 28055211, 37406948, 46758685, 56110422, 74813896, 84165633, 93517370, 112220844, 140276055, 149627792, 168331266, 187034740, 224441688, 252496899, 280552110, 336662532, 374069480, 420828165, 448883376, 504993798, 561104220, 673325064, 748138960, 841656330, 1009987596, 1122208440, 1262484495, 1346650128, 1683312660, 2019975192, 2244416880, 2524968990, 3366625320, 4039950384, 5049937980, 6733250640, 10099875960, 20199751920]

約数ペア:

[(1, 20199751920), (2, 10099875960), (3, 6733250640), (4, 5049937980), (5, 4039950384), (6, 3366625320), (8, 2524968990), (9, 2244416880), (10, 2019975192), (12, 1683312660), (15, 1346650128), (16, 1262484495), (18, 1122208440), (20, 1009987596), (24, 841656330), (27, 748138960), (30, 673325064), (36, 561104220), (40, 504993798), (45, 448883376), (48, 420828165), (54, 374069480), (60, 336662532), (72, 280552110), (80, 252496899), (90, 224441688), (108, 187034740), (120, 168331266), (135, 149627792), (144, 140276055), (180, 112220844), (216, 93517370), (240, 84165633), (270, 74813896), (360, 56110422), (432, 46758685), (540, 37406948), (720, 28055211), (1080, 18703474), (2160, 9351737)]