267760

素因数分解:

$2^4\times 5^1\times {\mathrm{3347}}^1$

素因数の和:3360

約数の個数: 20

約数和(自身を含む): 622728

約数和(自身を除く): 354968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3347, 6694, 13388, 16735, 26776, 33470, 53552, 66940, 133880, 267760]

約数ペア:

[(1, 267760), (2, 133880), (4, 66940), (5, 53552), (8, 33470), (10, 26776), (16, 16735), (20, 13388), (40, 6694), (80, 3347)]