18523400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 50086080

約数和(自身を除く): 31562680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 101, 131, 140, 175, 200, 202, 262, 280, 350, 404, 505, 524, 655, 700, 707, 808, 917, 1010, 1048, 1310, 1400, 1414, 1834, 2020, 2525, 2620, 2828, 3275, 3535, 3668, 4040, 4585, 5050, 5240, 5656, 6550, 7070, 7336, 9170, 10100, 13100, 13231, 14140, 17675, 18340, 20200, 22925, 26200, 26462, 28280, 35350, 36680, 45850, 52924, 66155, 70700, 91700, 92617, 105848, 132310, 141400, 183400, 185234, 264620, 330775, 370468, 463085, 529240, 661550, 740936, 926170, 1323100, 1852340, 2315425, 2646200, 3704680, 4630850, 9261700, 18523400]

約数ペア:

[(1, 18523400), (2, 9261700), (4, 4630850), (5, 3704680), (7, 2646200), (8, 2315425), (10, 1852340), (14, 1323100), (20, 926170), (25, 740936), (28, 661550), (35, 529240), (40, 463085), (50, 370468), (56, 330775), (70, 264620), (100, 185234), (101, 183400), (131, 141400), (140, 132310), (175, 105848), (200, 92617), (202, 91700), (262, 70700), (280, 66155), (350, 52924), (404, 45850), (505, 36680), (524, 35350), (655, 28280), (700, 26462), (707, 26200), (808, 22925), (917, 20200), (1010, 18340), (1048, 17675), (1310, 14140), (1400, 13231), (1414, 13100), (1834, 10100), (2020, 9170), (2525, 7336), (2620, 7070), (2828, 6550), (3275, 5656), (3535, 5240), (3668, 5050), (4040, 4585)]