20470560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3877}}^1$

素因数の和:3906

約数の個数: 96

約数和(自身を含む): 70362432

約数和(自身を除く): 49891872

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, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3877, 5280, 7754, 11631, 15508, 19385, 23262, 31016, 38770, 42647, 46524, 58155, 62032, 77540, 85294, 93048, 116310, 124064, 127941, 155080, 170588, 186096, 213235, 232620, 255882, 310160, 341176, 372192, 426470, 465240, 511764, 620320, 639705, 682352, 852940, 930480, 1023528, 1279410, 1364704, 1705880, 1860960, 2047056, 2558820, 3411760, 4094112, 5117640, 6823520, 10235280, 20470560]

約数ペア:

[(1, 20470560), (2, 10235280), (3, 6823520), (4, 5117640), (5, 4094112), (6, 3411760), (8, 2558820), (10, 2047056), (11, 1860960), (12, 1705880), (15, 1364704), (16, 1279410), (20, 1023528), (22, 930480), (24, 852940), (30, 682352), (32, 639705), (33, 620320), (40, 511764), (44, 465240), (48, 426470), (55, 372192), (60, 341176), (66, 310160), (80, 255882), (88, 232620), (96, 213235), (110, 186096), (120, 170588), (132, 155080), (160, 127941), (165, 124064), (176, 116310), (220, 93048), (240, 85294), (264, 77540), (330, 62032), (352, 58155), (440, 46524), (480, 42647), (528, 38770), (660, 31016), (880, 23262), (1056, 19385), (1320, 15508), (1760, 11631), (2640, 7754), (3877, 5280)]