71113340

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{8867}}^1$

素因数の和:9277

約数の個数: 24

約数和(自身を含む): 149727312

約数和(自身を除く): 78613972

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 8867, 17734, 35468, 44335, 88670, 177340, 3555667, 7111334, 14222668, 17778335, 35556670, 71113340]

約数ペア:

[(1, 71113340), (2, 35556670), (4, 17778335), (5, 14222668), (10, 7111334), (20, 3555667), (401, 177340), (802, 88670), (1604, 44335), (2005, 35468), (4010, 17734), (8020, 8867)]