11864560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3449}}^1$

素因数の和:3505

約数の個数: 40

約数和(自身を含む): 28234800

約数和(自身を除く): 16370240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3449, 6898, 13796, 17245, 27592, 34490, 55184, 68980, 137960, 148307, 275920, 296614, 593228, 741535, 1186456, 1483070, 2372912, 2966140, 5932280, 11864560]

約数ペア:

[(1, 11864560), (2, 5932280), (4, 2966140), (5, 2372912), (8, 1483070), (10, 1186456), (16, 741535), (20, 593228), (40, 296614), (43, 275920), (80, 148307), (86, 137960), (172, 68980), (215, 55184), (344, 34490), (430, 27592), (688, 17245), (860, 13796), (1720, 6898), (3440, 3449)]