20879580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347993}}^1$

素因数の和:348005

約数の個数: 24

約数和(自身を含む): 58462992

約数和(自身を除く): 37583412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347993, 695986, 1043979, 1391972, 1739965, 2087958, 3479930, 4175916, 5219895, 6959860, 10439790, 20879580]

約数ペア:

[(1, 20879580), (2, 10439790), (3, 6959860), (4, 5219895), (5, 4175916), (6, 3479930), (10, 2087958), (12, 1739965), (15, 1391972), (20, 1043979), (30, 695986), (60, 347993)]