40408004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3636

約数の個数: 48

約数和(自身を含む): 89865216

約数和(自身を除く): 49457212

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 3581, 5642, 7162, 11284, 14324, 25067, 46553, 50134, 93106, 100268, 111011, 186212, 222022, 325871, 444044, 651742, 777077, 1303484, 1443143, 1554154, 2886286, 3108308, 5772572, 10102001, 20204002, 40408004]

約数ペア:

[(1, 40408004), (2, 20204002), (4, 10102001), (7, 5772572), (13, 3108308), (14, 2886286), (26, 1554154), (28, 1443143), (31, 1303484), (52, 777077), (62, 651742), (91, 444044), (124, 325871), (182, 222022), (217, 186212), (364, 111011), (403, 100268), (434, 93106), (806, 50134), (868, 46553), (1612, 25067), (2821, 14324), (3581, 11284), (5642, 7162)]