20211632920

素因数分解:

$2^3\times 5^1\times {\mathrm{57179}}^1\times {\mathrm{8837}}^1$

素因数の和:66027

約数の個数: 32

約数和(自身を含む): 45482115600

約数和(自身を除く): 25270482680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8837, 17674, 35348, 44185, 57179, 70696, 88370, 114358, 176740, 228716, 285895, 353480, 457432, 571790, 1143580, 2287160, 505290823, 1010581646, 2021163292, 2526454115, 4042326584, 5052908230, 10105816460, 20211632920]

約数ペア:

[(1, 20211632920), (2, 10105816460), (4, 5052908230), (5, 4042326584), (8, 2526454115), (10, 2021163292), (20, 1010581646), (40, 505290823), (8837, 2287160), (17674, 1143580), (35348, 571790), (44185, 457432), (57179, 353480), (70696, 285895), (88370, 228716), (114358, 176740)]