4681940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1787}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 9912672

約数和(自身を除く): 5230732

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1787, 2620, 3574, 7148, 8935, 17870, 35740, 234097, 468194, 936388, 1170485, 2340970, 4681940]

約数ペア:

[(1, 4681940), (2, 2340970), (4, 1170485), (5, 936388), (10, 468194), (20, 234097), (131, 35740), (262, 17870), (524, 8935), (655, 7148), (1310, 3574), (1787, 2620)]