28528094140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15674777}}^1$

素因数の和:15674806

約数の個数: 48

約数和(自身を含む): 73734155712

約数和(自身を除く): 45206061572

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 15674777, 31349554, 62699108, 78373885, 109723439, 156747770, 203772101, 219446878, 313495540, 407544202, 438893756, 548617195, 815088404, 1018860505, 1097234390, 1426404707, 2037721010, 2194468780, 2852809414, 4075442020, 5705618828, 7132023535, 14264047070, 28528094140]

約数ペア:

[(1, 28528094140), (2, 14264047070), (4, 7132023535), (5, 5705618828), (7, 4075442020), (10, 2852809414), (13, 2194468780), (14, 2037721010), (20, 1426404707), (26, 1097234390), (28, 1018860505), (35, 815088404), (52, 548617195), (65, 438893756), (70, 407544202), (91, 313495540), (130, 219446878), (140, 203772101), (182, 156747770), (260, 109723439), (364, 78373885), (455, 62699108), (910, 31349554), (1820, 15674777)]