40442878

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 77137920

約数和(自身を除く): 36695042

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 61, 71, 122, 142, 161, 203, 322, 406, 427, 497, 667, 854, 994, 1334, 1403, 1633, 1769, 2059, 2806, 3266, 3538, 4118, 4331, 4669, 8662, 9338, 9821, 11431, 12383, 14413, 19642, 22862, 24766, 28826, 30317, 40687, 47357, 60634, 81374, 94714, 99613, 125599, 199226, 251198, 284809, 331499, 569618, 662998, 697291, 879193, 1394582, 1758386, 2888777, 5777554, 20221439, 40442878]

約数ペア:

[(1, 40442878), (2, 20221439), (7, 5777554), (14, 2888777), (23, 1758386), (29, 1394582), (46, 879193), (58, 697291), (61, 662998), (71, 569618), (122, 331499), (142, 284809), (161, 251198), (203, 199226), (322, 125599), (406, 99613), (427, 94714), (497, 81374), (667, 60634), (854, 47357), (994, 40687), (1334, 30317), (1403, 28826), (1633, 24766), (1769, 22862), (2059, 19642), (2806, 14413), (3266, 12383), (3538, 11431), (4118, 9821), (4331, 9338), (4669, 8662)]