39880232

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 91393920

約数和(自身を除く): 51513688

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 163, 238, 257, 326, 476, 514, 652, 952, 1028, 1141, 1304, 1799, 2056, 2282, 2771, 3598, 4369, 4564, 5542, 7196, 8738, 9128, 11084, 14392, 17476, 19397, 22168, 30583, 34952, 38794, 41891, 61166, 77588, 83782, 122332, 155176, 167564, 244664, 293237, 335128, 586474, 712147, 1172948, 1424294, 2345896, 2848588, 4985029, 5697176, 9970058, 19940116, 39880232]

約数ペア:

[(1, 39880232), (2, 19940116), (4, 9970058), (7, 5697176), (8, 4985029), (14, 2848588), (17, 2345896), (28, 1424294), (34, 1172948), (56, 712147), (68, 586474), (119, 335128), (136, 293237), (163, 244664), (238, 167564), (257, 155176), (326, 122332), (476, 83782), (514, 77588), (652, 61166), (952, 41891), (1028, 38794), (1141, 34952), (1304, 30583), (1799, 22168), (2056, 19397), (2282, 17476), (2771, 14392), (3598, 11084), (4369, 9128), (4564, 8738), (5542, 7196)]