31612390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 60192000

約数和(自身を除く): 28579610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 379, 439, 758, 878, 1895, 2195, 3790, 4390, 7201, 8341, 14402, 16682, 36005, 41705, 72010, 83410, 166381, 332762, 831905, 1663810, 3161239, 6322478, 15806195, 31612390]

約数ペア:

[(1, 31612390), (2, 15806195), (5, 6322478), (10, 3161239), (19, 1663810), (38, 831905), (95, 332762), (190, 166381), (379, 83410), (439, 72010), (758, 41705), (878, 36005), (1895, 16682), (2195, 14402), (3790, 8341), (4390, 7201)]