7902990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{87811}}^1$

素因数の和:87824

約数の個数: 24

約数和(自身を含む): 20548008

約数和(自身を除く): 12645018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 87811, 175622, 263433, 439055, 526866, 790299, 878110, 1317165, 1580598, 2634330, 3951495, 7902990]

約数ペア:

[(1, 7902990), (2, 3951495), (3, 2634330), (5, 1580598), (6, 1317165), (9, 878110), (10, 790299), (15, 526866), (18, 439055), (30, 263433), (45, 175622), (90, 87811)]