2788898060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{13259}}^1$

素因数の和:14090

約数の個数: 48

約数和(自身を含む): 6315472800

約数和(自身を除く): 3526574740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 809, 1618, 3236, 4045, 8090, 10517, 13259, 16180, 21034, 26518, 42068, 52585, 53036, 66295, 105170, 132590, 172367, 210340, 265180, 344734, 689468, 861835, 1723670, 3447340, 10726531, 21453062, 42906124, 53632655, 107265310, 139444903, 214530620, 278889806, 557779612, 697224515, 1394449030, 2788898060]

約数ペア:

[(1, 2788898060), (2, 1394449030), (4, 697224515), (5, 557779612), (10, 278889806), (13, 214530620), (20, 139444903), (26, 107265310), (52, 53632655), (65, 42906124), (130, 21453062), (260, 10726531), (809, 3447340), (1618, 1723670), (3236, 861835), (4045, 689468), (8090, 344734), (10517, 265180), (13259, 210340), (16180, 172367), (21034, 132590), (26518, 105170), (42068, 66295), (52585, 53036)]