20017680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83407}}^1$

素因数の和:83423

約数の個数: 40

約数和(自身を含む): 62055552

約数和(自身を除く): 42037872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83407, 166814, 250221, 333628, 417035, 500442, 667256, 834070, 1000884, 1251105, 1334512, 1668140, 2001768, 2502210, 3336280, 4003536, 5004420, 6672560, 10008840, 20017680]

約数ペア:

[(1, 20017680), (2, 10008840), (3, 6672560), (4, 5004420), (5, 4003536), (6, 3336280), (8, 2502210), (10, 2001768), (12, 1668140), (15, 1334512), (16, 1251105), (20, 1000884), (24, 834070), (30, 667256), (40, 500442), (48, 417035), (60, 333628), (80, 250221), (120, 166814), (240, 83407)]