1331193740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{9721}}^1$

素因数の和:9938

約数の個数: 48

約数和(自身を含む): 2881134144

約数和(自身を除く): 1549940404

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 167, 205, 334, 410, 668, 820, 835, 1670, 3340, 6847, 9721, 13694, 19442, 27388, 34235, 38884, 48605, 68470, 97210, 136940, 194420, 398561, 797122, 1594244, 1623407, 1992805, 3246814, 3985610, 6493628, 7971220, 8117035, 16234070, 32468140, 66559687, 133119374, 266238748, 332798435, 665596870, 1331193740]

約数ペア:

[(1, 1331193740), (2, 665596870), (4, 332798435), (5, 266238748), (10, 133119374), (20, 66559687), (41, 32468140), (82, 16234070), (164, 8117035), (167, 7971220), (205, 6493628), (334, 3985610), (410, 3246814), (668, 1992805), (820, 1623407), (835, 1594244), (1670, 797122), (3340, 398561), (6847, 194420), (9721, 136940), (13694, 97210), (19442, 68470), (27388, 48605), (34235, 38884)]