2612140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 5532912

約数和(自身を除く): 2920772

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 997, 1310, 1994, 2620, 3988, 4985, 9970, 19940, 130607, 261214, 522428, 653035, 1306070, 2612140]

約数ペア:

[(1, 2612140), (2, 1306070), (4, 653035), (5, 522428), (10, 261214), (20, 130607), (131, 19940), (262, 9970), (524, 4985), (655, 3988), (997, 2620), (1310, 1994)]