16627760

素因数分解:

$2^4\times 5^1\times {\mathrm{207847}}^1$

素因数の和:207860

約数の個数: 20

約数和(自身を含む): 38659728

約数和(自身を除く): 22031968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 207847, 415694, 831388, 1039235, 1662776, 2078470, 3325552, 4156940, 8313880, 16627760]

約数ペア:

[(1, 16627760), (2, 8313880), (4, 4156940), (5, 3325552), (8, 2078470), (10, 1662776), (16, 1039235), (20, 831388), (40, 415694), (80, 207847)]