2017840120

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^2\times {\mathrm{137}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 4710409200

約数和(自身を除く): 2692569080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 79, 118, 137, 158, 236, 274, 295, 316, 395, 472, 548, 590, 632, 685, 790, 1096, 1180, 1370, 1580, 2360, 2740, 3160, 4661, 5480, 6241, 8083, 9322, 10823, 12482, 16166, 18644, 21646, 23305, 24964, 31205, 32332, 37288, 40415, 43292, 46610, 49928, 54115, 62410, 64664, 80830, 86584, 93220, 108230, 124820, 161660, 186440, 216460, 249640, 323320, 368219, 432920, 638557, 736438, 855017, 1277114, 1472876, 1710034, 1841095, 2554228, 2945752, 3192785, 3420068, 3682190, 4275085, 5108456, 6385570, 6840136, 7364380, 8550170, 12771140, 14728760, 17100340, 25542280, 34200680, 50446003, 100892006, 201784012, 252230015, 403568024, 504460030, 1008920060, 2017840120]

約数ペア:

[(1, 2017840120), (2, 1008920060), (4, 504460030), (5, 403568024), (8, 252230015), (10, 201784012), (20, 100892006), (40, 50446003), (59, 34200680), (79, 25542280), (118, 17100340), (137, 14728760), (158, 12771140), (236, 8550170), (274, 7364380), (295, 6840136), (316, 6385570), (395, 5108456), (472, 4275085), (548, 3682190), (590, 3420068), (632, 3192785), (685, 2945752), (790, 2554228), (1096, 1841095), (1180, 1710034), (1370, 1472876), (1580, 1277114), (2360, 855017), (2740, 736438), (3160, 638557), (4661, 432920), (5480, 368219), (6241, 323320), (8083, 249640), (9322, 216460), (10823, 186440), (12482, 161660), (16166, 124820), (18644, 108230), (21646, 93220), (23305, 86584), (24964, 80830), (31205, 64664), (32332, 62410), (37288, 54115), (40415, 49928), (43292, 46610)]