7209170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1997}}^1$

素因数の和:2042

約数の個数: 24

約数和(自身を含む): 13702284

約数和(自身を除く): 6493114

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 1997, 3610, 3994, 9985, 19970, 37943, 75886, 189715, 379430, 720917, 1441834, 3604585, 7209170]

約数ペア:

[(1, 7209170), (2, 3604585), (5, 1441834), (10, 720917), (19, 379430), (38, 189715), (95, 75886), (190, 37943), (361, 19970), (722, 9985), (1805, 3994), (1997, 3610)]