4130980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 10442880

約数和(自身を除く): 6311900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1553, 2660, 3106, 6212, 7765, 10871, 15530, 21742, 29507, 31060, 43484, 54355, 59014, 108710, 118028, 147535, 206549, 217420, 295070, 413098, 590140, 826196, 1032745, 2065490, 4130980]

約数ペア:

[(1, 4130980), (2, 2065490), (4, 1032745), (5, 826196), (7, 590140), (10, 413098), (14, 295070), (19, 217420), (20, 206549), (28, 147535), (35, 118028), (38, 108710), (70, 59014), (76, 54355), (95, 43484), (133, 31060), (140, 29507), (190, 21742), (266, 15530), (380, 10871), (532, 7765), (665, 6212), (1330, 3106), (1553, 2660)]