2165908990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{34649}}^1$

素因数の和:34729

約数の個数: 64

約数和(自身を含む): 4790016000

約数和(自身を除く): 2624107010

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 47, 70, 94, 95, 133, 190, 235, 266, 329, 470, 658, 665, 893, 1330, 1645, 1786, 3290, 4465, 6251, 8930, 12502, 31255, 34649, 62510, 69298, 173245, 242543, 346490, 485086, 658331, 1212715, 1316662, 1628503, 2425430, 3257006, 3291655, 4608317, 6583310, 8142515, 9216634, 11399521, 16285030, 22799042, 23041585, 30941557, 46083170, 56997605, 61883114, 113995210, 154707785, 216590899, 309415570, 433181798, 1082954495, 2165908990]

約数ペア:

[(1, 2165908990), (2, 1082954495), (5, 433181798), (7, 309415570), (10, 216590899), (14, 154707785), (19, 113995210), (35, 61883114), (38, 56997605), (47, 46083170), (70, 30941557), (94, 23041585), (95, 22799042), (133, 16285030), (190, 11399521), (235, 9216634), (266, 8142515), (329, 6583310), (470, 4608317), (658, 3291655), (665, 3257006), (893, 2425430), (1330, 1628503), (1645, 1316662), (1786, 1212715), (3290, 658331), (4465, 485086), (6251, 346490), (8930, 242543), (12502, 173245), (31255, 69298), (34649, 62510)]