40664848

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3331}}^1$

素因数の和:3455

約数の個数: 40

約数和(自身を含む): 90896960

約数和(自身を除く): 50232112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 3331, 6104, 6662, 12208, 13324, 23317, 26648, 46634, 53296, 93268, 186536, 363079, 373072, 726158, 1452316, 2541553, 2904632, 5083106, 5809264, 10166212, 20332424, 40664848]

約数ペア:

[(1, 40664848), (2, 20332424), (4, 10166212), (7, 5809264), (8, 5083106), (14, 2904632), (16, 2541553), (28, 1452316), (56, 726158), (109, 373072), (112, 363079), (218, 186536), (436, 93268), (763, 53296), (872, 46634), (1526, 26648), (1744, 23317), (3052, 13324), (3331, 12208), (6104, 6662)]