2012457200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20369}}^1$

素因数の和:20419

約数の個数: 120

約数和(自身を含む): 5481159600

約数和(自身を除く): 3468702400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2470, 2600, 3800, 3952, 4940, 5200, 6175, 7600, 9880, 12350, 19760, 20369, 24700, 40738, 49400, 81476, 98800, 101845, 162952, 203690, 264797, 325904, 387011, 407380, 509225, 529594, 774022, 814760, 1018450, 1059188, 1323985, 1548044, 1629520, 1935055, 2036900, 2118376, 2647970, 3096088, 3870110, 4073800, 4236752, 5031143, 5295940, 6192176, 6619925, 7740220, 8147600, 9675275, 10062286, 10591880, 13239850, 15480440, 19350550, 20124572, 21183760, 25155715, 26479700, 30960880, 38701100, 40249144, 50311430, 52959400, 77402200, 80498288, 100622860, 105918800, 125778575, 154804400, 201245720, 251557150, 402491440, 503114300, 1006228600, 2012457200]

約数ペア:

[(1, 2012457200), (2, 1006228600), (4, 503114300), (5, 402491440), (8, 251557150), (10, 201245720), (13, 154804400), (16, 125778575), (19, 105918800), (20, 100622860), (25, 80498288), (26, 77402200), (38, 52959400), (40, 50311430), (50, 40249144), (52, 38701100), (65, 30960880), (76, 26479700), (80, 25155715), (95, 21183760), (100, 20124572), (104, 19350550), (130, 15480440), (152, 13239850), (190, 10591880), (200, 10062286), (208, 9675275), (247, 8147600), (260, 7740220), (304, 6619925), (325, 6192176), (380, 5295940), (400, 5031143), (475, 4236752), (494, 4073800), (520, 3870110), (650, 3096088), (760, 2647970), (950, 2118376), (988, 2036900), (1040, 1935055), (1235, 1629520), (1300, 1548044), (1520, 1323985), (1900, 1059188), (1976, 1018450), (2470, 814760), (2600, 774022), (3800, 529594), (3952, 509225), (4940, 407380), (5200, 387011), (6175, 325904), (7600, 264797), (9880, 203690), (12350, 162952), (19760, 101845), (20369, 98800), (24700, 81476), (40738, 49400)]