12258680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43781}}^1$

素因数の和:43799

約数の個数: 32

約数和(自身を含む): 31523040

約数和(自身を除く): 19264360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43781, 87562, 175124, 218905, 306467, 350248, 437810, 612934, 875620, 1225868, 1532335, 1751240, 2451736, 3064670, 6129340, 12258680]

約数ペア:

[(1, 12258680), (2, 6129340), (4, 3064670), (5, 2451736), (7, 1751240), (8, 1532335), (10, 1225868), (14, 875620), (20, 612934), (28, 437810), (35, 350248), (40, 306467), (56, 218905), (70, 175124), (140, 87562), (280, 43781)]