12827560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 30689280

約数和(自身を除く): 17861720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 191, 230, 292, 365, 382, 460, 584, 730, 764, 920, 955, 1460, 1528, 1679, 1910, 2920, 3358, 3820, 4393, 6716, 7640, 8395, 8786, 13432, 13943, 16790, 17572, 21965, 27886, 33580, 35144, 43930, 55772, 67160, 69715, 87860, 111544, 139430, 175720, 278860, 320689, 557720, 641378, 1282756, 1603445, 2565512, 3206890, 6413780, 12827560]

約数ペア:

[(1, 12827560), (2, 6413780), (4, 3206890), (5, 2565512), (8, 1603445), (10, 1282756), (20, 641378), (23, 557720), (40, 320689), (46, 278860), (73, 175720), (92, 139430), (115, 111544), (146, 87860), (184, 69715), (191, 67160), (230, 55772), (292, 43930), (365, 35144), (382, 33580), (460, 27886), (584, 21965), (730, 17572), (764, 16790), (920, 13943), (955, 13432), (1460, 8786), (1528, 8395), (1679, 7640), (1910, 6716), (2920, 4393), (3358, 3820)]