55671140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20929}}^1$

素因数の和:20964

約数の個数: 48

約数和(自身を含む): 140649600

約数和(自身を除く): 84978460

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, 2660, 20929, 41858, 83716, 104645, 146503, 209290, 293006, 397651, 418580, 586012, 732515, 795302, 1465030, 1590604, 1988255, 2783557, 2930060, 3976510, 5567114, 7953020, 11134228, 13917785, 27835570, 55671140]

約数ペア:

[(1, 55671140), (2, 27835570), (4, 13917785), (5, 11134228), (7, 7953020), (10, 5567114), (14, 3976510), (19, 2930060), (20, 2783557), (28, 1988255), (35, 1590604), (38, 1465030), (70, 795302), (76, 732515), (95, 586012), (133, 418580), (140, 397651), (190, 293006), (266, 209290), (380, 146503), (532, 104645), (665, 83716), (1330, 41858), (2660, 20929)]