25205820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{420097}}^1$

素因数の和:420109

約数の個数: 24

約数和(自身を含む): 70576464

約数和(自身を除く): 45370644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 420097, 840194, 1260291, 1680388, 2100485, 2520582, 4200970, 5041164, 6301455, 8401940, 12602910, 25205820]

約数ペア:

[(1, 25205820), (2, 12602910), (3, 8401940), (4, 6301455), (5, 5041164), (6, 4200970), (10, 2520582), (12, 2100485), (15, 1680388), (20, 1260291), (30, 840194), (60, 420097)]