11972120

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1307}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 27075600

約数和(自身を除く): 15103480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1307, 1832, 2290, 2614, 4580, 5228, 6535, 9160, 10456, 13070, 26140, 52280, 299303, 598606, 1197212, 1496515, 2394424, 2993030, 5986060, 11972120]

約数ペア:

[(1, 11972120), (2, 5986060), (4, 2993030), (5, 2394424), (8, 1496515), (10, 1197212), (20, 598606), (40, 299303), (229, 52280), (458, 26140), (916, 13070), (1145, 10456), (1307, 9160), (1832, 6535), (2290, 5228), (2614, 4580)]