78423340

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{17123}}^1$

素因数の和:17361

約数の個数: 24

約数和(自身を含む): 165417840

約数和(自身を除く): 86994500

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 17123, 34246, 68492, 85615, 171230, 342460, 3921167, 7842334, 15684668, 19605835, 39211670, 78423340]

約数ペア:

[(1, 78423340), (2, 39211670), (4, 19605835), (5, 15684668), (10, 7842334), (20, 3921167), (229, 342460), (458, 171230), (916, 85615), (1145, 68492), (2290, 34246), (4580, 17123)]