208646620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{114641}}^1$

素因数の和:114670

約数の個数: 48

約数和(自身を含む): 539275968

約数和(自身を除く): 330629348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 114641, 229282, 458564, 573205, 802487, 1146410, 1490333, 1604974, 2292820, 2980666, 3209948, 4012435, 5961332, 7451665, 8024870, 10432331, 14903330, 16049740, 20864662, 29806660, 41729324, 52161655, 104323310, 208646620]

約数ペア:

[(1, 208646620), (2, 104323310), (4, 52161655), (5, 41729324), (7, 29806660), (10, 20864662), (13, 16049740), (14, 14903330), (20, 10432331), (26, 8024870), (28, 7451665), (35, 5961332), (52, 4012435), (65, 3209948), (70, 2980666), (91, 2292820), (130, 1604974), (140, 1490333), (182, 1146410), (260, 802487), (364, 573205), (455, 458564), (910, 229282), (1820, 114641)]