438996920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233509}}^1$

素因数の和:233567

約数の個数: 32

約数和(自身を含む): 1008763200

約数和(自身を除く): 569766280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 233509, 467018, 934036, 1167545, 1868072, 2335090, 4670180, 9340360, 10974923, 21949846, 43899692, 54874615, 87799384, 109749230, 219498460, 438996920]

約数ペア:

[(1, 438996920), (2, 219498460), (4, 109749230), (5, 87799384), (8, 54874615), (10, 43899692), (20, 21949846), (40, 10974923), (47, 9340360), (94, 4670180), (188, 2335090), (235, 1868072), (376, 1167545), (470, 934036), (940, 467018), (1880, 233509)]