20161519140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48003617}}^1$

素因数の和:48003636

約数の個数: 48

約数和(自身を含む): 64516862592

約数和(自身を除く): 44355343452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48003617, 96007234, 144010851, 192014468, 240018085, 288021702, 336025319, 480036170, 576043404, 672050638, 720054255, 960072340, 1008075957, 1344101276, 1440108510, 1680126595, 2016151914, 2880217020, 3360253190, 4032303828, 5040379785, 6720506380, 10080759570, 20161519140]

約数ペア:

[(1, 20161519140), (2, 10080759570), (3, 6720506380), (4, 5040379785), (5, 4032303828), (6, 3360253190), (7, 2880217020), (10, 2016151914), (12, 1680126595), (14, 1440108510), (15, 1344101276), (20, 1008075957), (21, 960072340), (28, 720054255), (30, 672050638), (35, 576043404), (42, 480036170), (60, 336025319), (70, 288021702), (84, 240018085), (105, 192014468), (140, 144010851), (210, 96007234), (420, 48003617)]