40980016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:123

約数の個数: 160

約数和(自身を含む): 108564480

約数和(自身を除く): 67584464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 31, 37, 44, 56, 58, 62, 74, 77, 88, 112, 116, 124, 148, 154, 176, 203, 217, 232, 248, 259, 296, 308, 319, 341, 406, 407, 434, 464, 496, 518, 592, 616, 638, 682, 812, 814, 868, 899, 1036, 1073, 1147, 1232, 1276, 1364, 1624, 1628, 1736, 1798, 2072, 2146, 2233, 2294, 2387, 2552, 2728, 2849, 3248, 3256, 3472, 3596, 4144, 4292, 4466, 4588, 4774, 5104, 5456, 5698, 6293, 6512, 7192, 7511, 8029, 8584, 8932, 9176, 9548, 9889, 11396, 11803, 12586, 12617, 14384, 15022, 16058, 17168, 17864, 18352, 19096, 19778, 22792, 23606, 25172, 25234, 30044, 32116, 33263, 35728, 38192, 39556, 45584, 47212, 50344, 50468, 60088, 64232, 66526, 69223, 79112, 82621, 88319, 94424, 100688, 100936, 120176, 128464, 133052, 138446, 158224, 165242, 176638, 188848, 201872, 232841, 266104, 276892, 330484, 353276, 365893, 465682, 532208, 553784, 660968, 706552, 731786, 931364, 1107568, 1321936, 1413104, 1463572, 1862728, 2561251, 2927144, 3725456, 5122502, 5854288, 10245004, 20490008, 40980016]

約数ペア:

[(1, 40980016), (2, 20490008), (4, 10245004), (7, 5854288), (8, 5122502), (11, 3725456), (14, 2927144), (16, 2561251), (22, 1862728), (28, 1463572), (29, 1413104), (31, 1321936), (37, 1107568), (44, 931364), (56, 731786), (58, 706552), (62, 660968), (74, 553784), (77, 532208), (88, 465682), (112, 365893), (116, 353276), (124, 330484), (148, 276892), (154, 266104), (176, 232841), (203, 201872), (217, 188848), (232, 176638), (248, 165242), (259, 158224), (296, 138446), (308, 133052), (319, 128464), (341, 120176), (406, 100936), (407, 100688), (434, 94424), (464, 88319), (496, 82621), (518, 79112), (592, 69223), (616, 66526), (638, 64232), (682, 60088), (812, 50468), (814, 50344), (868, 47212), (899, 45584), (1036, 39556), (1073, 38192), (1147, 35728), (1232, 33263), (1276, 32116), (1364, 30044), (1624, 25234), (1628, 25172), (1736, 23606), (1798, 22792), (2072, 19778), (2146, 19096), (2233, 18352), (2294, 17864), (2387, 17168), (2552, 16058), (2728, 15022), (2849, 14384), (3248, 12617), (3256, 12586), (3472, 11803), (3596, 11396), (4144, 9889), (4292, 9548), (4466, 9176), (4588, 8932), (4774, 8584), (5104, 8029), (5456, 7511), (5698, 7192), (6293, 6512)]