16500820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2741}}^1$

素因数の和:2800

約数の個数: 48

約数和(自身を含む): 40537728

約数和(自身を除く): 24036908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2741, 3010, 5482, 6020, 10964, 13705, 19187, 27410, 38374, 54820, 76748, 95935, 117863, 191870, 235726, 383740, 471452, 589315, 825041, 1178630, 1650082, 2357260, 3300164, 4125205, 8250410, 16500820]

約数ペア:

[(1, 16500820), (2, 8250410), (4, 4125205), (5, 3300164), (7, 2357260), (10, 1650082), (14, 1178630), (20, 825041), (28, 589315), (35, 471452), (43, 383740), (70, 235726), (86, 191870), (140, 117863), (172, 95935), (215, 76748), (301, 54820), (430, 38374), (602, 27410), (860, 19187), (1204, 13705), (1505, 10964), (2741, 6020), (3010, 5482)]