40990292

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 84494592

約数和(自身を除く): 43504300

約数列:

[1, 2, 4, 7, 14, 28, 61, 103, 122, 206, 233, 244, 412, 427, 466, 721, 854, 932, 1442, 1631, 1708, 2884, 3262, 6283, 6524, 12566, 14213, 23999, 25132, 28426, 43981, 47998, 56852, 87962, 95996, 99491, 167993, 175924, 198982, 335986, 397964, 671972, 1463939, 2927878, 5855756, 10247573, 20495146, 40990292]

約数ペア:

[(1, 40990292), (2, 20495146), (4, 10247573), (7, 5855756), (14, 2927878), (28, 1463939), (61, 671972), (103, 397964), (122, 335986), (206, 198982), (233, 175924), (244, 167993), (412, 99491), (427, 95996), (466, 87962), (721, 56852), (854, 47998), (932, 43981), (1442, 28426), (1631, 25132), (1708, 23999), (2884, 14213), (3262, 12566), (6283, 6524)]