2017193020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 4470681600

約数和(自身を除く): 2453488580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 131, 139, 145, 191, 262, 278, 290, 382, 524, 556, 580, 655, 695, 764, 955, 1310, 1390, 1910, 2620, 2780, 3799, 3820, 4031, 5539, 7598, 8062, 11078, 15196, 16124, 18209, 18995, 20155, 22156, 25021, 26549, 27695, 36418, 37990, 40310, 50042, 53098, 55390, 72836, 75980, 80620, 91045, 100084, 106196, 110780, 125105, 132745, 182090, 250210, 265490, 364180, 500420, 528061, 530980, 725609, 769921, 1056122, 1451218, 1539842, 2112244, 2640305, 2902436, 3079684, 3477919, 3628045, 3849605, 5280610, 6955838, 7256090, 7699210, 10561220, 13911676, 14512180, 15398420, 17389595, 34779190, 69558380, 100859651, 201719302, 403438604, 504298255, 1008596510, 2017193020]

約数ペア:

[(1, 2017193020), (2, 1008596510), (4, 504298255), (5, 403438604), (10, 201719302), (20, 100859651), (29, 69558380), (58, 34779190), (116, 17389595), (131, 15398420), (139, 14512180), (145, 13911676), (191, 10561220), (262, 7699210), (278, 7256090), (290, 6955838), (382, 5280610), (524, 3849605), (556, 3628045), (580, 3477919), (655, 3079684), (695, 2902436), (764, 2640305), (955, 2112244), (1310, 1539842), (1390, 1451218), (1910, 1056122), (2620, 769921), (2780, 725609), (3799, 530980), (3820, 528061), (4031, 500420), (5539, 364180), (7598, 265490), (8062, 250210), (11078, 182090), (15196, 132745), (16124, 125105), (18209, 110780), (18995, 106196), (20155, 100084), (22156, 91045), (25021, 80620), (26549, 75980), (27695, 72836), (36418, 55390), (37990, 53098), (40310, 50042)]