12154040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7411}}^1$

素因数の和:7463

約数の個数: 32

約数和(自身を含む): 28017360

約数和(自身を除く): 15863320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7411, 14822, 29644, 37055, 59288, 74110, 148220, 296440, 303851, 607702, 1215404, 1519255, 2430808, 3038510, 6077020, 12154040]

約数ペア:

[(1, 12154040), (2, 6077020), (4, 3038510), (5, 2430808), (8, 1519255), (10, 1215404), (20, 607702), (40, 303851), (41, 296440), (82, 148220), (164, 74110), (205, 59288), (328, 37055), (410, 29644), (820, 14822), (1640, 7411)]