453340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 1002960

約数和(自身を除く): 549620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1193, 2386, 4772, 5965, 11930, 22667, 23860, 45334, 90668, 113335, 226670, 453340]

約数ペア:

[(1, 453340), (2, 226670), (4, 113335), (5, 90668), (10, 45334), (19, 23860), (20, 22667), (38, 11930), (76, 5965), (95, 4772), (190, 2386), (380, 1193)]