1856338510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{620849}}^1$

素因数の和:620892

約数の個数: 32

約数和(自身を含む): 3754900800

約数和(自身を除く): 1898562290

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 620849, 1241698, 3104245, 6208490, 8071037, 14279527, 16142074, 28559054, 40355185, 71397635, 80710370, 142795270, 185633851, 371267702, 928169255, 1856338510]

約数ペア:

[(1, 1856338510), (2, 928169255), (5, 371267702), (10, 185633851), (13, 142795270), (23, 80710370), (26, 71397635), (46, 40355185), (65, 28559054), (115, 16142074), (130, 14279527), (230, 8071037), (299, 6208490), (598, 3104245), (1495, 1241698), (2990, 620849)]