104421820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1559}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 233513280

約数和(自身を除く): 129091460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 985, 1559, 1970, 3118, 3349, 3940, 6236, 6698, 7795, 13396, 15590, 16745, 26503, 31180, 33490, 53006, 66980, 106012, 132515, 265030, 307123, 530060, 614246, 1228492, 1535615, 3071230, 5221091, 6142460, 10442182, 20884364, 26105455, 52210910, 104421820]

約数ペア:

[(1, 104421820), (2, 52210910), (4, 26105455), (5, 20884364), (10, 10442182), (17, 6142460), (20, 5221091), (34, 3071230), (68, 1535615), (85, 1228492), (170, 614246), (197, 530060), (340, 307123), (394, 265030), (788, 132515), (985, 106012), (1559, 66980), (1970, 53006), (3118, 33490), (3349, 31180), (3940, 26503), (6236, 16745), (6698, 15590), (7795, 13396)]