20480592

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 58567680

約数和(自身を除く): 38087088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 79, 88, 132, 158, 176, 237, 264, 316, 474, 491, 528, 632, 869, 948, 982, 1264, 1473, 1738, 1896, 1964, 2607, 2946, 3476, 3792, 3928, 5214, 5401, 5892, 6952, 7856, 10428, 10802, 11784, 13904, 16203, 20856, 21604, 23568, 32406, 38789, 41712, 43208, 64812, 77578, 86416, 116367, 129624, 155156, 232734, 259248, 310312, 426679, 465468, 620624, 853358, 930936, 1280037, 1706716, 1861872, 2560074, 3413432, 5120148, 6826864, 10240296, 20480592]

約数ペア:

[(1, 20480592), (2, 10240296), (3, 6826864), (4, 5120148), (6, 3413432), (8, 2560074), (11, 1861872), (12, 1706716), (16, 1280037), (22, 930936), (24, 853358), (33, 620624), (44, 465468), (48, 426679), (66, 310312), (79, 259248), (88, 232734), (132, 155156), (158, 129624), (176, 116367), (237, 86416), (264, 77578), (316, 64812), (474, 43208), (491, 41712), (528, 38789), (632, 32406), (869, 23568), (948, 21604), (982, 20856), (1264, 16203), (1473, 13904), (1738, 11784), (1896, 10802), (1964, 10428), (2607, 7856), (2946, 6952), (3476, 5892), (3792, 5401), (3928, 5214)]