2009490820

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{41467}}^1$

素因数の和:43899

約数の個数: 24

約数和(自身を含む): 4221774144

約数和(自身を除く): 2212283324

約数列:

[1, 2, 4, 5, 10, 20, 2423, 4846, 9692, 12115, 24230, 41467, 48460, 82934, 165868, 207335, 414670, 829340, 100474541, 200949082, 401898164, 502372705, 1004745410, 2009490820]

約数ペア:

[(1, 2009490820), (2, 1004745410), (4, 502372705), (5, 401898164), (10, 200949082), (20, 100474541), (2423, 829340), (4846, 414670), (9692, 207335), (12115, 165868), (24230, 82934), (41467, 48460)]