83704040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{298943}}^1$

素因数の和:298961

約数の個数: 32

約数和(自身を含む): 215239680

約数和(自身を除く): 131535640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 298943, 597886, 1195772, 1494715, 2092601, 2391544, 2989430, 4185202, 5978860, 8370404, 10463005, 11957720, 16740808, 20926010, 41852020, 83704040]

約数ペア:

[(1, 83704040), (2, 41852020), (4, 20926010), (5, 16740808), (7, 11957720), (8, 10463005), (10, 8370404), (14, 5978860), (20, 4185202), (28, 2989430), (35, 2391544), (40, 2092601), (56, 1494715), (70, 1195772), (140, 597886), (280, 298943)]