989330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 1935360

約数和(自身を除く): 946030

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 127, 190, 205, 254, 410, 635, 779, 1270, 1558, 2413, 3895, 4826, 5207, 7790, 10414, 12065, 24130, 26035, 52070, 98933, 197866, 494665, 989330]

約数ペア:

[(1, 989330), (2, 494665), (5, 197866), (10, 98933), (19, 52070), (38, 26035), (41, 24130), (82, 12065), (95, 10414), (127, 7790), (190, 5207), (205, 4826), (254, 3895), (410, 2413), (635, 1558), (779, 1270)]