208020740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23801}}^1$

素因数の和:23852

約数の個数: 48

約数和(自身を含む): 479848320

約数和(自身を除く): 271827580

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 23801, 47602, 95204, 119005, 238010, 452219, 476020, 547423, 904438, 1094846, 1808876, 2189692, 2261095, 2737115, 4522190, 5474230, 9044380, 10401037, 10948460, 20802074, 41604148, 52005185, 104010370, 208020740]

約数ペア:

[(1, 208020740), (2, 104010370), (4, 52005185), (5, 41604148), (10, 20802074), (19, 10948460), (20, 10401037), (23, 9044380), (38, 5474230), (46, 4522190), (76, 2737115), (92, 2261095), (95, 2189692), (115, 1808876), (190, 1094846), (230, 904438), (380, 547423), (437, 476020), (460, 452219), (874, 238010), (1748, 119005), (2185, 95204), (4370, 47602), (8740, 23801)]