2019909280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{839}}^1$

素因数の和:1262

約数の個数: 96

約数和(自身を含む): 4907589120

約数和(自身を除く): 2887679840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 367, 410, 656, 734, 820, 839, 1312, 1468, 1640, 1678, 1835, 2936, 3280, 3356, 3670, 4195, 5872, 6560, 6712, 7340, 8390, 11744, 13424, 14680, 15047, 16780, 26848, 29360, 30094, 33560, 34399, 58720, 60188, 67120, 68798, 75235, 120376, 134240, 137596, 150470, 171995, 240752, 275192, 300940, 307913, 343990, 481504, 550384, 601880, 615826, 687980, 1100768, 1203760, 1231652, 1375960, 1539565, 2407520, 2463304, 2751920, 3079130, 4926608, 5503840, 6158260, 9853216, 12316520, 12624433, 24633040, 25248866, 49266080, 50497732, 63122165, 100995464, 126244330, 201990928, 252488660, 403981856, 504977320, 1009954640, 2019909280]

約数ペア:

[(1, 2019909280), (2, 1009954640), (4, 504977320), (5, 403981856), (8, 252488660), (10, 201990928), (16, 126244330), (20, 100995464), (32, 63122165), (40, 50497732), (41, 49266080), (80, 25248866), (82, 24633040), (160, 12624433), (164, 12316520), (205, 9853216), (328, 6158260), (367, 5503840), (410, 4926608), (656, 3079130), (734, 2751920), (820, 2463304), (839, 2407520), (1312, 1539565), (1468, 1375960), (1640, 1231652), (1678, 1203760), (1835, 1100768), (2936, 687980), (3280, 615826), (3356, 601880), (3670, 550384), (4195, 481504), (5872, 343990), (6560, 307913), (6712, 300940), (7340, 275192), (8390, 240752), (11744, 171995), (13424, 150470), (14680, 137596), (15047, 134240), (16780, 120376), (26848, 75235), (29360, 68798), (30094, 67120), (33560, 60188), (34399, 58720)]