19833440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 32421280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 80, 88, 110, 118, 160, 176, 191, 220, 236, 295, 352, 382, 440, 472, 590, 649, 764, 880, 944, 955, 1180, 1298, 1528, 1760, 1888, 1910, 2101, 2360, 2596, 3056, 3245, 3820, 4202, 4720, 5192, 6112, 6490, 7640, 8404, 9440, 10384, 10505, 11269, 12980, 15280, 16808, 20768, 21010, 22538, 25960, 30560, 33616, 42020, 45076, 51920, 56345, 67232, 84040, 90152, 103840, 112690, 123959, 168080, 180304, 225380, 247918, 336160, 360608, 450760, 495836, 619795, 901520, 991672, 1239590, 1803040, 1983344, 2479180, 3966688, 4958360, 9916720, 19833440]

約数ペア:

[(1, 19833440), (2, 9916720), (4, 4958360), (5, 3966688), (8, 2479180), (10, 1983344), (11, 1803040), (16, 1239590), (20, 991672), (22, 901520), (32, 619795), (40, 495836), (44, 450760), (55, 360608), (59, 336160), (80, 247918), (88, 225380), (110, 180304), (118, 168080), (160, 123959), (176, 112690), (191, 103840), (220, 90152), (236, 84040), (295, 67232), (352, 56345), (382, 51920), (440, 45076), (472, 42020), (590, 33616), (649, 30560), (764, 25960), (880, 22538), (944, 21010), (955, 20768), (1180, 16808), (1298, 15280), (1528, 12980), (1760, 11269), (1888, 10505), (1910, 10384), (2101, 9440), (2360, 8404), (2596, 7640), (3056, 6490), (3245, 6112), (3820, 5192), (4202, 4720)]