20684310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13009}}^1$

素因数の和:13072

約数の個数: 32

約数和(自身を含む): 50582880

約数和(自身を除く): 29898570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13009, 26018, 39027, 65045, 78054, 130090, 195135, 390270, 689477, 1378954, 2068431, 3447385, 4136862, 6894770, 10342155, 20684310]

約数ペア:

[(1, 20684310), (2, 10342155), (3, 6894770), (5, 4136862), (6, 3447385), (10, 2068431), (15, 1378954), (30, 689477), (53, 390270), (106, 195135), (159, 130090), (265, 78054), (318, 65045), (530, 39027), (795, 26018), (1590, 13009)]