2201754620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{159779}}^1$

素因数の和:159854

約数の個数: 48

約数和(自身を含む): 5073334560

約数和(自身を除く): 2871579940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 159779, 319558, 639116, 798895, 1597790, 2077127, 3195580, 4154254, 8308508, 8468287, 10385635, 16936574, 20771270, 33873148, 41542540, 42341435, 84682870, 110087731, 169365740, 220175462, 440350924, 550438655, 1100877310, 2201754620]

約数ペア:

[(1, 2201754620), (2, 1100877310), (4, 550438655), (5, 440350924), (10, 220175462), (13, 169365740), (20, 110087731), (26, 84682870), (52, 42341435), (53, 41542540), (65, 33873148), (106, 20771270), (130, 16936574), (212, 10385635), (260, 8468287), (265, 8308508), (530, 4154254), (689, 3195580), (1060, 2077127), (1378, 1597790), (2756, 798895), (3445, 639116), (6890, 319558), (13780, 159779)]