20770464

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 68584320

約数和(自身を除く): 47813856

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 32, 33, 34, 39, 44, 48, 51, 52, 66, 68, 78, 88, 89, 96, 102, 104, 132, 136, 143, 156, 176, 178, 187, 204, 208, 221, 264, 267, 272, 286, 312, 352, 356, 374, 408, 416, 429, 442, 528, 534, 544, 561, 572, 624, 663, 712, 748, 816, 858, 884, 979, 1056, 1068, 1122, 1144, 1157, 1248, 1326, 1424, 1496, 1513, 1632, 1716, 1768, 1958, 2136, 2244, 2288, 2314, 2431, 2652, 2848, 2937, 2992, 3026, 3432, 3471, 3536, 3916, 4272, 4488, 4539, 4576, 4628, 4862, 5304, 5874, 5984, 6052, 6864, 6942, 7072, 7293, 7832, 8544, 8976, 9078, 9256, 9724, 10608, 11748, 12104, 12727, 13728, 13884, 14586, 15664, 16643, 17952, 18156, 18512, 19448, 19669, 21216, 23496, 24208, 25454, 27768, 29172, 31328, 33286, 36312, 37024, 38181, 38896, 39338, 46992, 48416, 49929, 50908, 55536, 58344, 59007, 66572, 72624, 76362, 77792, 78676, 93984, 99858, 101816, 111072, 116688, 118014, 133144, 145248, 152724, 157352, 199716, 203632, 216359, 233376, 236028, 266288, 305448, 314704, 399432, 407264, 432718, 472056, 532576, 610896, 629408, 649077, 798864, 865436, 944112, 1221792, 1298154, 1597728, 1730872, 1888224, 2596308, 3461744, 5192616, 6923488, 10385232, 20770464]

約数ペア:

[(1, 20770464), (2, 10385232), (3, 6923488), (4, 5192616), (6, 3461744), (8, 2596308), (11, 1888224), (12, 1730872), (13, 1597728), (16, 1298154), (17, 1221792), (22, 944112), (24, 865436), (26, 798864), (32, 649077), (33, 629408), (34, 610896), (39, 532576), (44, 472056), (48, 432718), (51, 407264), (52, 399432), (66, 314704), (68, 305448), (78, 266288), (88, 236028), (89, 233376), (96, 216359), (102, 203632), (104, 199716), (132, 157352), (136, 152724), (143, 145248), (156, 133144), (176, 118014), (178, 116688), (187, 111072), (204, 101816), (208, 99858), (221, 93984), (264, 78676), (267, 77792), (272, 76362), (286, 72624), (312, 66572), (352, 59007), (356, 58344), (374, 55536), (408, 50908), (416, 49929), (429, 48416), (442, 46992), (528, 39338), (534, 38896), (544, 38181), (561, 37024), (572, 36312), (624, 33286), (663, 31328), (712, 29172), (748, 27768), (816, 25454), (858, 24208), (884, 23496), (979, 21216), (1056, 19669), (1068, 19448), (1122, 18512), (1144, 18156), (1157, 17952), (1248, 16643), (1326, 15664), (1424, 14586), (1496, 13884), (1513, 13728), (1632, 12727), (1716, 12104), (1768, 11748), (1958, 10608), (2136, 9724), (2244, 9256), (2288, 9078), (2314, 8976), (2431, 8544), (2652, 7832), (2848, 7293), (2937, 7072), (2992, 6942), (3026, 6864), (3432, 6052), (3471, 5984), (3536, 5874), (3916, 5304), (4272, 4862), (4488, 4628), (4539, 4576)]