49328920

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1439}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 111196800

約数和(自身を除く): 61867880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1439, 1714, 2878, 3428, 4285, 5756, 6856, 7195, 8570, 11512, 14390, 17140, 28780, 34280, 57560, 1233223, 2466446, 4932892, 6166115, 9865784, 12332230, 24664460, 49328920]

約数ペア:

[(1, 49328920), (2, 24664460), (4, 12332230), (5, 9865784), (8, 6166115), (10, 4932892), (20, 2466446), (40, 1233223), (857, 57560), (1439, 34280), (1714, 28780), (2878, 17140), (3428, 14390), (4285, 11512), (5756, 8570), (6856, 7195)]