19821120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1877}}^1$

素因数の和:1908

約数の個数: 112

約数和(自身を含む): 68689728

約数和(自身を除く): 48868608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 1877, 2112, 2640, 3520, 3754, 5280, 5631, 7508, 9385, 10560, 11262, 15016, 18770, 20647, 22524, 28155, 30032, 37540, 41294, 45048, 56310, 60064, 61941, 75080, 82588, 90096, 103235, 112620, 120128, 123882, 150160, 165176, 180192, 206470, 225240, 247764, 300320, 309705, 330352, 360384, 412940, 450480, 495528, 600640, 619410, 660704, 825880, 900960, 991056, 1238820, 1321408, 1651760, 1801920, 1982112, 2477640, 3303520, 3964224, 4955280, 6607040, 9910560, 19821120]

約数ペア:

[(1, 19821120), (2, 9910560), (3, 6607040), (4, 4955280), (5, 3964224), (6, 3303520), (8, 2477640), (10, 1982112), (11, 1801920), (12, 1651760), (15, 1321408), (16, 1238820), (20, 991056), (22, 900960), (24, 825880), (30, 660704), (32, 619410), (33, 600640), (40, 495528), (44, 450480), (48, 412940), (55, 360384), (60, 330352), (64, 309705), (66, 300320), (80, 247764), (88, 225240), (96, 206470), (110, 180192), (120, 165176), (132, 150160), (160, 123882), (165, 120128), (176, 112620), (192, 103235), (220, 90096), (240, 82588), (264, 75080), (320, 61941), (330, 60064), (352, 56310), (440, 45048), (480, 41294), (528, 37540), (660, 30032), (704, 28155), (880, 22524), (960, 20647), (1056, 18770), (1320, 15016), (1760, 11262), (1877, 10560), (2112, 9385), (2640, 7508), (3520, 5631), (3754, 5280)]