40551212

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 77474880

約数和(自身を除く): 36923668

約数列:

[1, 2, 4, 13, 26, 52, 169, 223, 269, 338, 446, 538, 676, 892, 1076, 2899, 3497, 5798, 6994, 11596, 13988, 37687, 45461, 59987, 75374, 90922, 119974, 150748, 181844, 239948, 779831, 1559662, 3119324, 10137803, 20275606, 40551212]

約数ペア:

[(1, 40551212), (2, 20275606), (4, 10137803), (13, 3119324), (26, 1559662), (52, 779831), (169, 239948), (223, 181844), (269, 150748), (338, 119974), (446, 90922), (538, 75374), (676, 59987), (892, 45461), (1076, 37687), (2899, 13988), (3497, 11596), (5798, 6994)]