1285391230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6765217}}^1$

素因数の和:6765243

約数の個数: 16

約数和(自身を含む): 2435478480

約数和(自身を除く): 1150087250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 6765217, 13530434, 33826085, 67652170, 128539123, 257078246, 642695615, 1285391230]

約数ペア:

[(1, 1285391230), (2, 642695615), (5, 257078246), (10, 128539123), (19, 67652170), (38, 33826085), (95, 13530434), (190, 6765217)]