2938221920

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{390721}}^1$

素因数の和:390783

約数の個数: 48

約数和(自身を含む): 7089259968

約数和(自身を除く): 4151038048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 390721, 781442, 1562884, 1953605, 3125768, 3907210, 6251536, 7814420, 12503072, 15628840, 18363887, 31257680, 36727774, 62515360, 73455548, 91819435, 146911096, 183638870, 293822192, 367277740, 587644384, 734555480, 1469110960, 2938221920]

約数ペア:

[(1, 2938221920), (2, 1469110960), (4, 734555480), (5, 587644384), (8, 367277740), (10, 293822192), (16, 183638870), (20, 146911096), (32, 91819435), (40, 73455548), (47, 62515360), (80, 36727774), (94, 31257680), (160, 18363887), (188, 15628840), (235, 12503072), (376, 7814420), (470, 6251536), (752, 3907210), (940, 3125768), (1504, 1953605), (1880, 1562884), (3760, 781442), (7520, 390721)]