40686490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6659}}^1$

素因数の和:6726

約数の個数: 32

約数和(自身を含む): 80559360

約数和(自身を除く): 39872870

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 6659, 13318, 33295, 66590, 86567, 173134, 312973, 432835, 625946, 865670, 1564865, 3129730, 4068649, 8137298, 20343245, 40686490]

約数ペア:

[(1, 40686490), (2, 20343245), (5, 8137298), (10, 4068649), (13, 3129730), (26, 1564865), (47, 865670), (65, 625946), (94, 432835), (130, 312973), (235, 173134), (470, 86567), (611, 66590), (1222, 33295), (3055, 13318), (6110, 6659)]