19585280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 55629504

約数和(自身を除く): 36044224

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 107, 110, 128, 130, 143, 160, 176, 208, 214, 220, 256, 260, 286, 320, 352, 416, 428, 440, 520, 535, 572, 640, 704, 715, 832, 856, 880, 1040, 1070, 1144, 1177, 1280, 1391, 1408, 1430, 1664, 1712, 1760, 2080, 2140, 2288, 2354, 2782, 2816, 2860, 3328, 3424, 3520, 4160, 4280, 4576, 4708, 5564, 5720, 5885, 6848, 6955, 7040, 8320, 8560, 9152, 9416, 11128, 11440, 11770, 13696, 13910, 14080, 15301, 16640, 17120, 18304, 18832, 22256, 22880, 23540, 27392, 27820, 30602, 34240, 36608, 37664, 44512, 45760, 47080, 55640, 61204, 68480, 75328, 76505, 89024, 91520, 94160, 111280, 122408, 136960, 150656, 153010, 178048, 183040, 188320, 222560, 244816, 301312, 306020, 356096, 376640, 445120, 489632, 612040, 753280, 890240, 979264, 1224080, 1506560, 1780480, 1958528, 2448160, 3917056, 4896320, 9792640, 19585280]

約数ペア:

[(1, 19585280), (2, 9792640), (4, 4896320), (5, 3917056), (8, 2448160), (10, 1958528), (11, 1780480), (13, 1506560), (16, 1224080), (20, 979264), (22, 890240), (26, 753280), (32, 612040), (40, 489632), (44, 445120), (52, 376640), (55, 356096), (64, 306020), (65, 301312), (80, 244816), (88, 222560), (104, 188320), (107, 183040), (110, 178048), (128, 153010), (130, 150656), (143, 136960), (160, 122408), (176, 111280), (208, 94160), (214, 91520), (220, 89024), (256, 76505), (260, 75328), (286, 68480), (320, 61204), (352, 55640), (416, 47080), (428, 45760), (440, 44512), (520, 37664), (535, 36608), (572, 34240), (640, 30602), (704, 27820), (715, 27392), (832, 23540), (856, 22880), (880, 22256), (1040, 18832), (1070, 18304), (1144, 17120), (1177, 16640), (1280, 15301), (1391, 14080), (1408, 13910), (1430, 13696), (1664, 11770), (1712, 11440), (1760, 11128), (2080, 9416), (2140, 9152), (2288, 8560), (2354, 8320), (2782, 7040), (2816, 6955), (2860, 6848), (3328, 5885), (3424, 5720), (3520, 5564), (4160, 4708), (4280, 4576)]