2089540

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{547}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 4419072

約数和(自身を除く): 2329532

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 547, 764, 955, 1094, 1910, 2188, 2735, 3820, 5470, 10940, 104477, 208954, 417908, 522385, 1044770, 2089540]

約数ペア:

[(1, 2089540), (2, 1044770), (4, 522385), (5, 417908), (10, 208954), (20, 104477), (191, 10940), (382, 5470), (547, 3820), (764, 2735), (955, 2188), (1094, 1910)]