204838690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2707}}^1$

素因数の和:2791

約数の個数: 64

約数和(自身を含む): 449224704

約数和(自身を除く): 244386014

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 47, 70, 94, 115, 161, 230, 235, 322, 329, 470, 658, 805, 1081, 1610, 1645, 2162, 2707, 3290, 5405, 5414, 7567, 10810, 13535, 15134, 18949, 27070, 37835, 37898, 62261, 75670, 94745, 124522, 127229, 189490, 254458, 311305, 435827, 622610, 636145, 871654, 890603, 1272290, 1781206, 2179135, 2926267, 4358270, 4453015, 5852534, 8906030, 14631335, 20483869, 29262670, 40967738, 102419345, 204838690]

約数ペア:

[(1, 204838690), (2, 102419345), (5, 40967738), (7, 29262670), (10, 20483869), (14, 14631335), (23, 8906030), (35, 5852534), (46, 4453015), (47, 4358270), (70, 2926267), (94, 2179135), (115, 1781206), (161, 1272290), (230, 890603), (235, 871654), (322, 636145), (329, 622610), (470, 435827), (658, 311305), (805, 254458), (1081, 189490), (1610, 127229), (1645, 124522), (2162, 94745), (2707, 75670), (3290, 62261), (5405, 37898), (5414, 37835), (7567, 27070), (10810, 18949), (13535, 15134)]