47157740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1861}}^1$

素因数の和:2058

約数の個数: 48

約数和(自身を含む): 113865024

約数和(自身を除く): 66707284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 724, 905, 1267, 1810, 1861, 2534, 3620, 3722, 5068, 6335, 7444, 9305, 12670, 13027, 18610, 25340, 26054, 37220, 52108, 65135, 130270, 260540, 336841, 673682, 1347364, 1684205, 2357887, 3368410, 4715774, 6736820, 9431548, 11789435, 23578870, 47157740]

約数ペア:

[(1, 47157740), (2, 23578870), (4, 11789435), (5, 9431548), (7, 6736820), (10, 4715774), (14, 3368410), (20, 2357887), (28, 1684205), (35, 1347364), (70, 673682), (140, 336841), (181, 260540), (362, 130270), (724, 65135), (905, 52108), (1267, 37220), (1810, 26054), (1861, 25340), (2534, 18610), (3620, 13027), (3722, 12670), (5068, 9305), (6335, 7444)]