20842800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1579}}^1$

素因数の和:1611

約数の個数: 120

約数和(自身を含む): 72882240

約数和(自身を除く): 52039440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 132, 150, 165, 176, 200, 220, 240, 264, 275, 300, 330, 400, 440, 528, 550, 600, 660, 825, 880, 1100, 1200, 1320, 1579, 1650, 2200, 2640, 3158, 3300, 4400, 4737, 6316, 6600, 7895, 9474, 12632, 13200, 15790, 17369, 18948, 23685, 25264, 31580, 34738, 37896, 39475, 47370, 52107, 63160, 69476, 75792, 78950, 86845, 94740, 104214, 118425, 126320, 138952, 157900, 173690, 189480, 208428, 236850, 260535, 277904, 315800, 347380, 378960, 416856, 434225, 473700, 521070, 631600, 694760, 833712, 868450, 947400, 1042140, 1302675, 1389520, 1736900, 1894800, 2084280, 2605350, 3473800, 4168560, 5210700, 6947600, 10421400, 20842800]

約数ペア:

[(1, 20842800), (2, 10421400), (3, 6947600), (4, 5210700), (5, 4168560), (6, 3473800), (8, 2605350), (10, 2084280), (11, 1894800), (12, 1736900), (15, 1389520), (16, 1302675), (20, 1042140), (22, 947400), (24, 868450), (25, 833712), (30, 694760), (33, 631600), (40, 521070), (44, 473700), (48, 434225), (50, 416856), (55, 378960), (60, 347380), (66, 315800), (75, 277904), (80, 260535), (88, 236850), (100, 208428), (110, 189480), (120, 173690), (132, 157900), (150, 138952), (165, 126320), (176, 118425), (200, 104214), (220, 94740), (240, 86845), (264, 78950), (275, 75792), (300, 69476), (330, 63160), (400, 52107), (440, 47370), (528, 39475), (550, 37896), (600, 34738), (660, 31580), (825, 25264), (880, 23685), (1100, 18948), (1200, 17369), (1320, 15790), (1579, 13200), (1650, 12632), (2200, 9474), (2640, 7895), (3158, 6600), (3300, 6316), (4400, 4737)]