9216980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 20139840

約数和(自身を除く): 10922860

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 107, 118, 146, 214, 236, 292, 295, 365, 428, 535, 590, 730, 1070, 1180, 1460, 2140, 4307, 6313, 7811, 8614, 12626, 15622, 17228, 21535, 25252, 31244, 31565, 39055, 43070, 63130, 78110, 86140, 126260, 156220, 460849, 921698, 1843396, 2304245, 4608490, 9216980]

約数ペア:

[(1, 9216980), (2, 4608490), (4, 2304245), (5, 1843396), (10, 921698), (20, 460849), (59, 156220), (73, 126260), (107, 86140), (118, 78110), (146, 63130), (214, 43070), (236, 39055), (292, 31565), (295, 31244), (365, 25252), (428, 21535), (535, 17228), (590, 15622), (730, 12626), (1070, 8614), (1180, 7811), (1460, 6313), (2140, 4307)]