20115605

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{479}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 4836715

約数列:

[1, 5, 37, 185, 227, 479, 1135, 2395, 8399, 17723, 41995, 88615, 108733, 543665, 4023121, 20115605]

約数ペア:

[(1, 20115605), (5, 4023121), (37, 543665), (185, 108733), (227, 88615), (479, 41995), (1135, 17723), (2395, 8399)]