218084860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{5923}}^1$

素因数の和:6202

約数の個数: 48

約数和(自身を含む): 525482496

約数和(自身を除く): 307397636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 5923, 7364, 9205, 11846, 18410, 23692, 29615, 36820, 41461, 59230, 82922, 118460, 165844, 207305, 414610, 829220, 1557749, 3115498, 6230996, 7788745, 10904243, 15577490, 21808486, 31154980, 43616972, 54521215, 109042430, 218084860]

約数ペア:

[(1, 218084860), (2, 109042430), (4, 54521215), (5, 43616972), (7, 31154980), (10, 21808486), (14, 15577490), (20, 10904243), (28, 7788745), (35, 6230996), (70, 3115498), (140, 1557749), (263, 829220), (526, 414610), (1052, 207305), (1315, 165844), (1841, 118460), (2630, 82922), (3682, 59230), (5260, 41461), (5923, 36820), (7364, 29615), (9205, 23692), (11846, 18410)]