71498140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26879}}^1$

素因数の和:26914

約数の個数: 48

約数和(自身を含む): 180633600

約数和(自身を除く): 109135460

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, 26879, 53758, 107516, 134395, 188153, 268790, 376306, 510701, 537580, 752612, 940765, 1021402, 1881530, 2042804, 2553505, 3574907, 3763060, 5107010, 7149814, 10214020, 14299628, 17874535, 35749070, 71498140]

約数ペア:

[(1, 71498140), (2, 35749070), (4, 17874535), (5, 14299628), (7, 10214020), (10, 7149814), (14, 5107010), (19, 3763060), (20, 3574907), (28, 2553505), (35, 2042804), (38, 1881530), (70, 1021402), (76, 940765), (95, 752612), (133, 537580), (140, 510701), (190, 376306), (266, 268790), (380, 188153), (532, 134395), (665, 107516), (1330, 53758), (2660, 26879)]