840670404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{78803}}^1$

素因数の和:78944

約数の個数: 48

約数和(自身を含む): 2259468288

約数和(自身を除く): 1418797884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 2667, 3556, 5334, 10668, 78803, 157606, 236409, 315212, 472818, 551621, 945636, 1103242, 1654863, 2206484, 3309726, 6619452, 10007981, 20015962, 30023943, 40031924, 60047886, 70055867, 120095772, 140111734, 210167601, 280223468, 420335202, 840670404]

約数ペア:

[(1, 840670404), (2, 420335202), (3, 280223468), (4, 210167601), (6, 140111734), (7, 120095772), (12, 70055867), (14, 60047886), (21, 40031924), (28, 30023943), (42, 20015962), (84, 10007981), (127, 6619452), (254, 3309726), (381, 2206484), (508, 1654863), (762, 1103242), (889, 945636), (1524, 551621), (1778, 472818), (2667, 315212), (3556, 236409), (5334, 157606), (10668, 78803)]