1284860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3779}}^1$

素因数の和:3805

約数の個数: 24

約数和(自身を含む): 2857680

約数和(自身を除く): 1572820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3779, 7558, 15116, 18895, 37790, 64243, 75580, 128486, 256972, 321215, 642430, 1284860]

約数ペア:

[(1, 1284860), (2, 642430), (4, 321215), (5, 256972), (10, 128486), (17, 75580), (20, 64243), (34, 37790), (68, 18895), (85, 15116), (170, 7558), (340, 3779)]