42019968440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1\times {\mathrm{26423}}^1$

素因数の和:26996

約数の個数: 64

約数和(自身を含む): 95887411200

約数和(自身を除く): 53867442760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 479, 664, 830, 958, 1660, 1916, 2395, 3320, 3832, 4790, 9580, 19160, 26423, 39757, 52846, 79514, 105692, 132115, 159028, 198785, 211384, 264230, 318056, 397570, 528460, 795140, 1056920, 1590280, 2193109, 4386218, 8772436, 10965545, 12656617, 17544872, 21931090, 25313234, 43862180, 50626468, 63283085, 87724360, 101252936, 126566170, 253132340, 506264680, 1050499211, 2100998422, 4201996844, 5252496055, 8403993688, 10504992110, 21009984220, 42019968440]

約数ペア:

[(1, 42019968440), (2, 21009984220), (4, 10504992110), (5, 8403993688), (8, 5252496055), (10, 4201996844), (20, 2100998422), (40, 1050499211), (83, 506264680), (166, 253132340), (332, 126566170), (415, 101252936), (479, 87724360), (664, 63283085), (830, 50626468), (958, 43862180), (1660, 25313234), (1916, 21931090), (2395, 17544872), (3320, 12656617), (3832, 10965545), (4790, 8772436), (9580, 4386218), (19160, 2193109), (26423, 1590280), (39757, 1056920), (52846, 795140), (79514, 528460), (105692, 397570), (132115, 318056), (159028, 264230), (198785, 211384)]