1720986440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1\times {\mathrm{1439}}^1$

素因数の和:2510

約数の個数: 64

約数和(自身を含む): 4012416000

約数和(自身を除く): 2291429560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1031, 1160, 1439, 2062, 2878, 4124, 5155, 5756, 7195, 8248, 10310, 11512, 14390, 20620, 28780, 29899, 41240, 41731, 57560, 59798, 83462, 119596, 149495, 166924, 208655, 239192, 298990, 333848, 417310, 597980, 834620, 1195960, 1483609, 1669240, 2967218, 5934436, 7418045, 11868872, 14836090, 29672180, 43024661, 59344360, 86049322, 172098644, 215123305, 344197288, 430246610, 860493220, 1720986440]

約数ペア:

[(1, 1720986440), (2, 860493220), (4, 430246610), (5, 344197288), (8, 215123305), (10, 172098644), (20, 86049322), (29, 59344360), (40, 43024661), (58, 29672180), (116, 14836090), (145, 11868872), (232, 7418045), (290, 5934436), (580, 2967218), (1031, 1669240), (1160, 1483609), (1439, 1195960), (2062, 834620), (2878, 597980), (4124, 417310), (5155, 333848), (5756, 298990), (7195, 239192), (8248, 208655), (10310, 166924), (11512, 149495), (14390, 119596), (20620, 83462), (28780, 59798), (29899, 57560), (41240, 41731)]