40819142

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 40465978

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 79, 91, 119, 158, 167, 182, 221, 238, 334, 442, 553, 1027, 1106, 1169, 1343, 1547, 2054, 2171, 2338, 2686, 2839, 3094, 4342, 5678, 7189, 9401, 13193, 14378, 15197, 17459, 18802, 19873, 26386, 30394, 34918, 36907, 39746, 73814, 92351, 122213, 171509, 184702, 224281, 244426, 258349, 343018, 448562, 516698, 1200563, 1569967, 2401126, 2915653, 3139934, 5831306, 20409571, 40819142]

約数ペア:

[(1, 40819142), (2, 20409571), (7, 5831306), (13, 3139934), (14, 2915653), (17, 2401126), (26, 1569967), (34, 1200563), (79, 516698), (91, 448562), (119, 343018), (158, 258349), (167, 244426), (182, 224281), (221, 184702), (238, 171509), (334, 122213), (442, 92351), (553, 73814), (1027, 39746), (1106, 36907), (1169, 34918), (1343, 30394), (1547, 26386), (2054, 19873), (2171, 18802), (2338, 17459), (2686, 15197), (2839, 14378), (3094, 13193), (4342, 9401), (5678, 7189)]