67861220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4447}}^1$

素因数の和:4572

約数の個数: 48

約数和(自身を含む): 164398080

約数和(自身を除く): 96536860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 4447, 7630, 8894, 15260, 17788, 22235, 31129, 44470, 62258, 88940, 124516, 155645, 311290, 484723, 622580, 969446, 1938892, 2423615, 3393061, 4847230, 6786122, 9694460, 13572244, 16965305, 33930610, 67861220]

約数ペア:

[(1, 67861220), (2, 33930610), (4, 16965305), (5, 13572244), (7, 9694460), (10, 6786122), (14, 4847230), (20, 3393061), (28, 2423615), (35, 1938892), (70, 969446), (109, 622580), (140, 484723), (218, 311290), (436, 155645), (545, 124516), (763, 88940), (1090, 62258), (1526, 44470), (2180, 31129), (3052, 22235), (3815, 17788), (4447, 15260), (7630, 8894)]