19505760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40637}}^1$

素因数の和:40655

約数の個数: 48

約数和(自身を含む): 61444656

約数和(自身を除く): 41938896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40637, 81274, 121911, 162548, 203185, 243822, 325096, 406370, 487644, 609555, 650192, 812740, 975288, 1219110, 1300384, 1625480, 1950576, 2438220, 3250960, 3901152, 4876440, 6501920, 9752880, 19505760]

約数ペア:

[(1, 19505760), (2, 9752880), (3, 6501920), (4, 4876440), (5, 3901152), (6, 3250960), (8, 2438220), (10, 1950576), (12, 1625480), (15, 1300384), (16, 1219110), (20, 975288), (24, 812740), (30, 650192), (32, 609555), (40, 487644), (48, 406370), (60, 325096), (80, 243822), (96, 203185), (120, 162548), (160, 121911), (240, 81274), (480, 40637)]