22472920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 52799040

約数和(自身を除く): 30326120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 193, 205, 284, 328, 355, 386, 410, 568, 710, 772, 820, 965, 1420, 1544, 1640, 1930, 2840, 2911, 3860, 5822, 7720, 7913, 11644, 13703, 14555, 15826, 23288, 27406, 29110, 31652, 39565, 54812, 58220, 63304, 68515, 79130, 109624, 116440, 137030, 158260, 274060, 316520, 548120, 561823, 1123646, 2247292, 2809115, 4494584, 5618230, 11236460, 22472920]

約数ペア:

[(1, 22472920), (2, 11236460), (4, 5618230), (5, 4494584), (8, 2809115), (10, 2247292), (20, 1123646), (40, 561823), (41, 548120), (71, 316520), (82, 274060), (142, 158260), (164, 137030), (193, 116440), (205, 109624), (284, 79130), (328, 68515), (355, 63304), (386, 58220), (410, 54812), (568, 39565), (710, 31652), (772, 29110), (820, 27406), (965, 23288), (1420, 15826), (1544, 14555), (1640, 13703), (1930, 11644), (2840, 7913), (2911, 7720), (3860, 5822)]