47748640

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1787}}^1$

素因数の和:1969

約数の個数: 48

約数和(自身を含む): 113545152

約数和(自身を除く): 65796512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 1787, 2672, 3340, 3574, 5344, 6680, 7148, 8935, 13360, 14296, 17870, 26720, 28592, 35740, 57184, 71480, 142960, 285920, 298429, 596858, 1193716, 1492145, 2387432, 2984290, 4774864, 5968580, 9549728, 11937160, 23874320, 47748640]

約数ペア:

[(1, 47748640), (2, 23874320), (4, 11937160), (5, 9549728), (8, 5968580), (10, 4774864), (16, 2984290), (20, 2387432), (32, 1492145), (40, 1193716), (80, 596858), (160, 298429), (167, 285920), (334, 142960), (668, 71480), (835, 57184), (1336, 35740), (1670, 28592), (1787, 26720), (2672, 17870), (3340, 14296), (3574, 13360), (5344, 8935), (6680, 7148)]