20101920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41879}}^1$

素因数の和:41897

約数の個数: 48

約数和(自身を含む): 63322560

約数和(自身を除く): 43220640

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, 41879, 83758, 125637, 167516, 209395, 251274, 335032, 418790, 502548, 628185, 670064, 837580, 1005096, 1256370, 1340128, 1675160, 2010192, 2512740, 3350320, 4020384, 5025480, 6700640, 10050960, 20101920]

約数ペア:

[(1, 20101920), (2, 10050960), (3, 6700640), (4, 5025480), (5, 4020384), (6, 3350320), (8, 2512740), (10, 2010192), (12, 1675160), (15, 1340128), (16, 1256370), (20, 1005096), (24, 837580), (30, 670064), (32, 628185), (40, 502548), (48, 418790), (60, 335032), (80, 251274), (96, 209395), (120, 167516), (160, 125637), (240, 83758), (480, 41879)]