20792880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28879}}^1$

素因数の和:28898

約数の個数: 60

約数和(自身を含む): 69831840

約数和(自身を除く): 49038960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28879, 57758, 86637, 115516, 144395, 173274, 231032, 259911, 288790, 346548, 433185, 462064, 519822, 577580, 693096, 866370, 1039644, 1155160, 1299555, 1386192, 1732740, 2079288, 2310320, 2599110, 3465480, 4158576, 5198220, 6930960, 10396440, 20792880]

約数ペア:

[(1, 20792880), (2, 10396440), (3, 6930960), (4, 5198220), (5, 4158576), (6, 3465480), (8, 2599110), (9, 2310320), (10, 2079288), (12, 1732740), (15, 1386192), (16, 1299555), (18, 1155160), (20, 1039644), (24, 866370), (30, 693096), (36, 577580), (40, 519822), (45, 462064), (48, 433185), (60, 346548), (72, 288790), (80, 259911), (90, 231032), (120, 173274), (144, 144395), (180, 115516), (240, 86637), (360, 57758), (720, 28879)]