9812120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 23466240

約数和(自身を除く): 13654120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 193, 205, 248, 310, 328, 386, 410, 620, 772, 820, 965, 1240, 1271, 1544, 1640, 1930, 2542, 3860, 5084, 5983, 6355, 7720, 7913, 10168, 11966, 12710, 15826, 23932, 25420, 29915, 31652, 39565, 47864, 50840, 59830, 63304, 79130, 119660, 158260, 239320, 245303, 316520, 490606, 981212, 1226515, 1962424, 2453030, 4906060, 9812120]

約数ペア:

[(1, 9812120), (2, 4906060), (4, 2453030), (5, 1962424), (8, 1226515), (10, 981212), (20, 490606), (31, 316520), (40, 245303), (41, 239320), (62, 158260), (82, 119660), (124, 79130), (155, 63304), (164, 59830), (193, 50840), (205, 47864), (248, 39565), (310, 31652), (328, 29915), (386, 25420), (410, 23932), (620, 15826), (772, 12710), (820, 11966), (965, 10168), (1240, 7913), (1271, 7720), (1544, 6355), (1640, 5983), (1930, 5084), (2542, 3860)]