16064420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7369}}^1$

素因数の和:7487

約数の個数: 24

約数和(自身を含む): 34049400

約数和(自身を除く): 17984980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7369, 14738, 29476, 36845, 73690, 147380, 803221, 1606442, 3212884, 4016105, 8032210, 16064420]

約数ペア:

[(1, 16064420), (2, 8032210), (4, 4016105), (5, 3212884), (10, 1606442), (20, 803221), (109, 147380), (218, 73690), (436, 36845), (545, 29476), (1090, 14738), (2180, 7369)]