56868140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21414

約数の個数: 48

約数和(自身を含む): 143673600

約数和(自身を除く): 86805460

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, 21379, 42758, 85516, 106895, 149653, 213790, 299306, 406201, 427580, 598612, 748265, 812402, 1496530, 1624804, 2031005, 2843407, 2993060, 4062010, 5686814, 8124020, 11373628, 14217035, 28434070, 56868140]

約数ペア:

[(1, 56868140), (2, 28434070), (4, 14217035), (5, 11373628), (7, 8124020), (10, 5686814), (14, 4062010), (19, 2993060), (20, 2843407), (28, 2031005), (35, 1624804), (38, 1496530), (70, 812402), (76, 748265), (95, 598612), (133, 427580), (140, 406201), (190, 299306), (266, 213790), (380, 149653), (532, 106895), (665, 85516), (1330, 42758), (2660, 21379)]