23220905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 28512000

約数和(自身を除く): 5291095

約数列:

[1, 5, 71, 149, 355, 439, 745, 2195, 10579, 31169, 52895, 65411, 155845, 327055, 4644181, 23220905]

約数ペア:

[(1, 23220905), (5, 4644181), (71, 327055), (149, 155845), (355, 65411), (439, 52895), (745, 31169), (2195, 10579)]