2013115840

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:630

約数の個数: 112

約数和(自身を含む): 4881067200

約数和(自身を除く): 2867951360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 199, 202, 313, 320, 398, 404, 505, 626, 796, 808, 995, 1010, 1252, 1565, 1592, 1616, 1990, 2020, 2504, 3130, 3184, 3232, 3980, 4040, 5008, 6260, 6368, 6464, 7960, 8080, 10016, 12520, 12736, 15920, 16160, 20032, 20099, 25040, 31613, 31840, 32320, 40198, 50080, 62287, 63226, 63680, 80396, 100160, 100495, 124574, 126452, 158065, 160792, 200990, 249148, 252904, 311435, 316130, 321584, 401980, 498296, 505808, 622870, 632260, 643168, 803960, 996592, 1011616, 1245740, 1264520, 1286336, 1607920, 1993184, 2023232, 2491480, 2529040, 3215840, 3986368, 4982960, 5058080, 6290987, 6431680, 9965920, 10116160, 12581974, 19931840, 25163948, 31454935, 50327896, 62909870, 100655792, 125819740, 201311584, 251639480, 402623168, 503278960, 1006557920, 2013115840]

約数ペア:

[(1, 2013115840), (2, 1006557920), (4, 503278960), (5, 402623168), (8, 251639480), (10, 201311584), (16, 125819740), (20, 100655792), (32, 62909870), (40, 50327896), (64, 31454935), (80, 25163948), (101, 19931840), (160, 12581974), (199, 10116160), (202, 9965920), (313, 6431680), (320, 6290987), (398, 5058080), (404, 4982960), (505, 3986368), (626, 3215840), (796, 2529040), (808, 2491480), (995, 2023232), (1010, 1993184), (1252, 1607920), (1565, 1286336), (1592, 1264520), (1616, 1245740), (1990, 1011616), (2020, 996592), (2504, 803960), (3130, 643168), (3184, 632260), (3232, 622870), (3980, 505808), (4040, 498296), (5008, 401980), (6260, 321584), (6368, 316130), (6464, 311435), (7960, 252904), (8080, 249148), (10016, 200990), (12520, 160792), (12736, 158065), (15920, 126452), (16160, 124574), (20032, 100495), (20099, 100160), (25040, 80396), (31613, 63680), (31840, 63226), (32320, 62287), (40198, 50080)]