123440180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 266961744

約数和(自身を除く): 143521564

約数列:

[1, 2, 4, 5, 10, 20, 53, 101, 106, 202, 212, 265, 404, 505, 530, 1010, 1060, 1153, 2020, 2306, 4612, 5353, 5765, 10706, 11530, 21412, 23060, 26765, 53530, 61109, 107060, 116453, 122218, 232906, 244436, 305545, 465812, 582265, 611090, 1164530, 1222180, 2329060, 6172009, 12344018, 24688036, 30860045, 61720090, 123440180]

約数ペア:

[(1, 123440180), (2, 61720090), (4, 30860045), (5, 24688036), (10, 12344018), (20, 6172009), (53, 2329060), (101, 1222180), (106, 1164530), (202, 611090), (212, 582265), (265, 465812), (404, 305545), (505, 244436), (530, 232906), (1010, 122218), (1060, 116453), (1153, 107060), (2020, 61109), (2306, 53530), (4612, 26765), (5353, 23060), (5765, 21412), (10706, 11530)]