40043420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27427}}^1$

素因数の和:27509

約数の個数: 24

約数和(自身を含む): 85246224

約数和(自身を除く): 45202804

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 27427, 54854, 109708, 137135, 274270, 548540, 2002171, 4004342, 8008684, 10010855, 20021710, 40043420]

約数ペア:

[(1, 40043420), (2, 20021710), (4, 10010855), (5, 8008684), (10, 4004342), (20, 2002171), (73, 548540), (146, 274270), (292, 137135), (365, 109708), (730, 54854), (1460, 27427)]