19883160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5021}}^1$

素因数の和:5049

約数の個数: 96

約数和(自身を含む): 70508880

約数和(自身を除く): 50625720

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, 5021, 10042, 15063, 20084, 25105, 30126, 40168, 45189, 50210, 55231, 60252, 75315, 90378, 100420, 110462, 120504, 150630, 165693, 180756, 200840, 220924, 225945, 276155, 301260, 331386, 361512, 441848, 451890, 497079, 552310, 602520, 662772, 828465, 903780, 994158, 1104620, 1325544, 1656930, 1807560, 1988316, 2209240, 2485395, 3313860, 3976632, 4970790, 6627720, 9941580, 19883160]

約数ペア:

[(1, 19883160), (2, 9941580), (3, 6627720), (4, 4970790), (5, 3976632), (6, 3313860), (8, 2485395), (9, 2209240), (10, 1988316), (11, 1807560), (12, 1656930), (15, 1325544), (18, 1104620), (20, 994158), (22, 903780), (24, 828465), (30, 662772), (33, 602520), (36, 552310), (40, 497079), (44, 451890), (45, 441848), (55, 361512), (60, 331386), (66, 301260), (72, 276155), (88, 225945), (90, 220924), (99, 200840), (110, 180756), (120, 165693), (132, 150630), (165, 120504), (180, 110462), (198, 100420), (220, 90378), (264, 75315), (330, 60252), (360, 55231), (396, 50210), (440, 45189), (495, 40168), (660, 30126), (792, 25105), (990, 20084), (1320, 15063), (1980, 10042), (3960, 5021)]