20137920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1907}}^1$

素因数の和:1938

約数の個数: 112

約数和(自身を含む): 69787008

約数和(自身を除く): 49649088

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, 1907, 2112, 2640, 3520, 3814, 5280, 5721, 7628, 9535, 10560, 11442, 15256, 19070, 20977, 22884, 28605, 30512, 38140, 41954, 45768, 57210, 61024, 62931, 76280, 83908, 91536, 104885, 114420, 122048, 125862, 152560, 167816, 183072, 209770, 228840, 251724, 305120, 314655, 335632, 366144, 419540, 457680, 503448, 610240, 629310, 671264, 839080, 915360, 1006896, 1258620, 1342528, 1678160, 1830720, 2013792, 2517240, 3356320, 4027584, 5034480, 6712640, 10068960, 20137920]

約数ペア:

[(1, 20137920), (2, 10068960), (3, 6712640), (4, 5034480), (5, 4027584), (6, 3356320), (8, 2517240), (10, 2013792), (11, 1830720), (12, 1678160), (15, 1342528), (16, 1258620), (20, 1006896), (22, 915360), (24, 839080), (30, 671264), (32, 629310), (33, 610240), (40, 503448), (44, 457680), (48, 419540), (55, 366144), (60, 335632), (64, 314655), (66, 305120), (80, 251724), (88, 228840), (96, 209770), (110, 183072), (120, 167816), (132, 152560), (160, 125862), (165, 122048), (176, 114420), (192, 104885), (220, 91536), (240, 83908), (264, 76280), (320, 62931), (330, 61024), (352, 57210), (440, 45768), (480, 41954), (528, 38140), (660, 30512), (704, 28605), (880, 22884), (960, 20977), (1056, 19070), (1320, 15256), (1760, 11442), (1907, 10560), (2112, 9535), (2640, 7628), (3520, 5721), (3814, 5280)]