2012505890

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{409879}}^1$

素因数の和:410377

約数の個数: 16

約数和(自身を含む): 3629897280

約数和(自身を除く): 1617391390

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 409879, 819758, 2049395, 4098790, 201250589, 402501178, 1006252945, 2012505890]

約数ペア:

[(1, 2012505890), (2, 1006252945), (5, 402501178), (10, 201250589), (491, 4098790), (982, 2049395), (2455, 819758), (4910, 409879)]