91008920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{48409}}^1$

素因数の和:48467

約数の個数: 32

約数和(自身を含む): 209131200

約数和(自身を除く): 118122280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 48409, 96818, 193636, 242045, 387272, 484090, 968180, 1936360, 2275223, 4550446, 9100892, 11376115, 18201784, 22752230, 45504460, 91008920]

約数ペア:

[(1, 91008920), (2, 45504460), (4, 22752230), (5, 18201784), (8, 11376115), (10, 9100892), (20, 4550446), (40, 2275223), (47, 1936360), (94, 968180), (188, 484090), (235, 387272), (376, 242045), (470, 193636), (940, 96818), (1880, 48409)]