201911480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11551}}^1$

素因数の和:11604

約数の個数: 64

約数和(自身を含む): 499046400

約数和(自身を除く): 297134920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 11551, 17480, 23102, 46204, 57755, 92408, 115510, 219469, 231020, 265673, 438938, 462040, 531346, 877876, 1062692, 1097345, 1328365, 1755752, 2125384, 2194690, 2656730, 4389380, 5047787, 5313460, 8778760, 10095574, 10626920, 20191148, 25238935, 40382296, 50477870, 100955740, 201911480]

約数ペア:

[(1, 201911480), (2, 100955740), (4, 50477870), (5, 40382296), (8, 25238935), (10, 20191148), (19, 10626920), (20, 10095574), (23, 8778760), (38, 5313460), (40, 5047787), (46, 4389380), (76, 2656730), (92, 2194690), (95, 2125384), (115, 1755752), (152, 1328365), (184, 1097345), (190, 1062692), (230, 877876), (380, 531346), (437, 462040), (460, 438938), (760, 265673), (874, 231020), (920, 219469), (1748, 115510), (2185, 92408), (3496, 57755), (4370, 46204), (8740, 23102), (11551, 17480)]