40386242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 68221440

約数和(自身を除く): 27835198

約数列:

[1, 2, 13, 26, 31, 62, 89, 178, 403, 563, 806, 1126, 1157, 2314, 2759, 5518, 7319, 14638, 17453, 34906, 35867, 50107, 71734, 100214, 226889, 453778, 651391, 1302782, 1553317, 3106634, 20193121, 40386242]

約数ペア:

[(1, 40386242), (2, 20193121), (13, 3106634), (26, 1553317), (31, 1302782), (62, 651391), (89, 453778), (178, 226889), (403, 100214), (563, 71734), (806, 50107), (1126, 35867), (1157, 34906), (2314, 17453), (2759, 14638), (5518, 7319)]