40842004

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 85098496

約数和(自身を除く): 44256492

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 211, 217, 223, 422, 434, 446, 844, 868, 892, 1477, 1561, 2954, 3122, 5908, 6244, 6541, 6913, 13082, 13826, 26164, 27652, 45787, 47053, 48391, 91574, 94106, 96782, 183148, 188212, 193564, 329371, 658742, 1317484, 1458643, 2917286, 5834572, 10210501, 20421002, 40842004]

約数ペア:

[(1, 40842004), (2, 20421002), (4, 10210501), (7, 5834572), (14, 2917286), (28, 1458643), (31, 1317484), (62, 658742), (124, 329371), (211, 193564), (217, 188212), (223, 183148), (422, 96782), (434, 94106), (446, 91574), (844, 48391), (868, 47053), (892, 45787), (1477, 27652), (1561, 26164), (2954, 13826), (3122, 13082), (5908, 6913), (6244, 6541)]