19772280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4993}}^1$

素因数の和:5021

約数の個数: 96

約数和(自身を含む): 70115760

約数和(自身を除く): 50343480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 4993, 9986, 14979, 19972, 24965, 29958, 39944, 44937, 49930, 54923, 59916, 74895, 89874, 99860, 109846, 119832, 149790, 164769, 179748, 199720, 219692, 224685, 274615, 299580, 329538, 359496, 439384, 449370, 494307, 549230, 599160, 659076, 823845, 898740, 988614, 1098460, 1318152, 1647690, 1797480, 1977228, 2196920, 2471535, 3295380, 3954456, 4943070, 6590760, 9886140, 19772280]

約数ペア:

[(1, 19772280), (2, 9886140), (3, 6590760), (4, 4943070), (5, 3954456), (6, 3295380), (8, 2471535), (9, 2196920), (10, 1977228), (11, 1797480), (12, 1647690), (15, 1318152), (18, 1098460), (20, 988614), (22, 898740), (24, 823845), (30, 659076), (33, 599160), (36, 549230), (40, 494307), (44, 449370), (45, 439384), (55, 359496), (60, 329538), (66, 299580), (72, 274615), (88, 224685), (90, 219692), (99, 199720), (110, 179748), (120, 164769), (132, 149790), (165, 119832), (180, 109846), (198, 99860), (220, 89874), (264, 74895), (330, 59916), (360, 54923), (396, 49930), (440, 44937), (495, 39944), (660, 29958), (792, 24965), (990, 19972), (1320, 14979), (1980, 9986), (3960, 4993)]