40070786

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 71565312

約数和(自身を除く): 31494526

約数列:

[1, 2, 7, 14, 31, 62, 127, 217, 254, 434, 727, 889, 1454, 1778, 3937, 5089, 7874, 10178, 22537, 27559, 45074, 55118, 92329, 157759, 184658, 315518, 646303, 1292606, 2862199, 5724398, 20035393, 40070786]

約数ペア:

[(1, 40070786), (2, 20035393), (7, 5724398), (14, 2862199), (31, 1292606), (62, 646303), (127, 315518), (217, 184658), (254, 157759), (434, 92329), (727, 55118), (889, 45074), (1454, 27559), (1778, 22537), (3937, 10178), (5089, 7874)]