463397240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 1071100800

約数和(自身を除く): 607703560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 419, 430, 643, 838, 860, 1286, 1676, 1720, 2095, 2572, 3215, 3352, 4190, 5144, 6430, 8380, 12860, 16760, 18017, 25720, 27649, 36034, 55298, 72068, 90085, 110596, 138245, 144136, 180170, 221192, 269417, 276490, 360340, 538834, 552980, 720680, 1077668, 1105960, 1347085, 2155336, 2694170, 5388340, 10776680, 11584931, 23169862, 46339724, 57924655, 92679448, 115849310, 231698620, 463397240]

約数ペア:

[(1, 463397240), (2, 231698620), (4, 115849310), (5, 92679448), (8, 57924655), (10, 46339724), (20, 23169862), (40, 11584931), (43, 10776680), (86, 5388340), (172, 2694170), (215, 2155336), (344, 1347085), (419, 1105960), (430, 1077668), (643, 720680), (838, 552980), (860, 538834), (1286, 360340), (1676, 276490), (1720, 269417), (2095, 221192), (2572, 180170), (3215, 144136), (3352, 138245), (4190, 110596), (5144, 90085), (6430, 72068), (8380, 55298), (12860, 36034), (16760, 27649), (18017, 25720)]