25866920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13759}}^1$

素因数の和:13817

約数の個数: 32

約数和(自身を含む): 59443200

約数和(自身を除く): 33576280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 13759, 27518, 55036, 68795, 110072, 137590, 275180, 550360, 646673, 1293346, 2586692, 3233365, 5173384, 6466730, 12933460, 25866920]

約数ペア:

[(1, 25866920), (2, 12933460), (4, 6466730), (5, 5173384), (8, 3233365), (10, 2586692), (20, 1293346), (40, 646673), (47, 550360), (94, 275180), (188, 137590), (235, 110072), (376, 68795), (470, 55036), (940, 27518), (1880, 13759)]