1289380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2803}}^1$

素因数の和:2835

約数の個数: 24

約数和(自身を含む): 2826432

約数和(自身を除く): 1537052

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 2803, 5606, 11212, 14015, 28030, 56060, 64469, 128938, 257876, 322345, 644690, 1289380]

約数ペア:

[(1, 1289380), (2, 644690), (4, 322345), (5, 257876), (10, 128938), (20, 64469), (23, 56060), (46, 28030), (92, 14015), (115, 11212), (230, 5606), (460, 2803)]