40395978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18859}}^1$

素因数の和:18891

約数の個数: 48

約数和(自身を含む): 105917760

約数和(自身を除く): 65521782

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 18859, 37718, 56577, 113154, 132013, 169731, 264026, 320603, 339462, 396039, 641206, 792078, 961809, 1188117, 1923618, 2244221, 2376234, 2885427, 4488442, 5770854, 6732663, 13465326, 20197989, 40395978]

約数ペア:

[(1, 40395978), (2, 20197989), (3, 13465326), (6, 6732663), (7, 5770854), (9, 4488442), (14, 2885427), (17, 2376234), (18, 2244221), (21, 1923618), (34, 1188117), (42, 961809), (51, 792078), (63, 641206), (102, 396039), (119, 339462), (126, 320603), (153, 264026), (238, 169731), (306, 132013), (357, 113154), (714, 56577), (1071, 37718), (2142, 18859)]