122807620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1427}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 278768448

約数和(自身を除く): 155960828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 1324, 1427, 1655, 2854, 3310, 4303, 5708, 6620, 7135, 8606, 14270, 17212, 18551, 21515, 28540, 37102, 43030, 74204, 86060, 92755, 185510, 371020, 472337, 944674, 1889348, 2361685, 4723370, 6140381, 9446740, 12280762, 24561524, 30701905, 61403810, 122807620]

約数ペア:

[(1, 122807620), (2, 61403810), (4, 30701905), (5, 24561524), (10, 12280762), (13, 9446740), (20, 6140381), (26, 4723370), (52, 2361685), (65, 1889348), (130, 944674), (260, 472337), (331, 371020), (662, 185510), (1324, 92755), (1427, 86060), (1655, 74204), (2854, 43030), (3310, 37102), (4303, 28540), (5708, 21515), (6620, 18551), (7135, 17212), (8606, 14270)]