40949408

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 86728320

約数和(自身を除く): 45778912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1433, 1504, 1786, 2866, 3572, 5732, 7144, 11464, 14288, 22928, 27227, 28576, 45856, 54454, 67351, 108908, 134702, 217816, 269404, 435632, 538808, 871264, 1077616, 1279669, 2155232, 2559338, 5118676, 10237352, 20474704, 40949408]

約数ペア:

[(1, 40949408), (2, 20474704), (4, 10237352), (8, 5118676), (16, 2559338), (19, 2155232), (32, 1279669), (38, 1077616), (47, 871264), (76, 538808), (94, 435632), (152, 269404), (188, 217816), (304, 134702), (376, 108908), (608, 67351), (752, 54454), (893, 45856), (1433, 28576), (1504, 27227), (1786, 22928), (2866, 14288), (3572, 11464), (5732, 7144)]