19600680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 46754520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 479, 620, 660, 682, 744, 930, 958, 1023, 1240, 1320, 1364, 1437, 1705, 1860, 1916, 2046, 2395, 2728, 2874, 3410, 3720, 3832, 4092, 4790, 5115, 5269, 5748, 6820, 7185, 8184, 9580, 10230, 10538, 11496, 13640, 14370, 14849, 15807, 19160, 20460, 21076, 26345, 28740, 29698, 31614, 40920, 42152, 44547, 52690, 57480, 59396, 63228, 74245, 79035, 89094, 105380, 118792, 126456, 148490, 158070, 163339, 178188, 210760, 222735, 296980, 316140, 326678, 356376, 445470, 490017, 593960, 632280, 653356, 816695, 890940, 980034, 1306712, 1633390, 1781880, 1960068, 2450085, 3266780, 3920136, 4900170, 6533560, 9800340, 19600680]

約数ペア:

[(1, 19600680), (2, 9800340), (3, 6533560), (4, 4900170), (5, 3920136), (6, 3266780), (8, 2450085), (10, 1960068), (11, 1781880), (12, 1633390), (15, 1306712), (20, 980034), (22, 890940), (24, 816695), (30, 653356), (31, 632280), (33, 593960), (40, 490017), (44, 445470), (55, 356376), (60, 326678), (62, 316140), (66, 296980), (88, 222735), (93, 210760), (110, 178188), (120, 163339), (124, 158070), (132, 148490), (155, 126456), (165, 118792), (186, 105380), (220, 89094), (248, 79035), (264, 74245), (310, 63228), (330, 59396), (341, 57480), (372, 52690), (440, 44547), (465, 42152), (479, 40920), (620, 31614), (660, 29698), (682, 28740), (744, 26345), (930, 21076), (958, 20460), (1023, 19160), (1240, 15807), (1320, 14849), (1364, 14370), (1437, 13640), (1705, 11496), (1860, 10538), (1916, 10230), (2046, 9580), (2395, 8184), (2728, 7185), (2874, 6820), (3410, 5748), (3720, 5269), (3832, 5115), (4092, 4790)]