865304060

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{140929}}^1$

素因数の和:141245

約数の個数: 24

約数和(自身を含む): 1823070480

約数和(自身を除く): 957766420

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 140929, 281858, 563716, 704645, 1409290, 2818580, 43265203, 86530406, 173060812, 216326015, 432652030, 865304060]

約数ペア:

[(1, 865304060), (2, 432652030), (4, 216326015), (5, 173060812), (10, 86530406), (20, 43265203), (307, 2818580), (614, 1409290), (1228, 704645), (1535, 563716), (3070, 281858), (6140, 140929)]