1235820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 3548160

約数和(自身を除く): 2312340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 479, 516, 645, 860, 958, 1290, 1437, 1916, 2395, 2580, 2874, 4790, 5748, 7185, 9580, 14370, 20597, 28740, 41194, 61791, 82388, 102985, 123582, 205970, 247164, 308955, 411940, 617910, 1235820]

約数ペア:

[(1, 1235820), (2, 617910), (3, 411940), (4, 308955), (5, 247164), (6, 205970), (10, 123582), (12, 102985), (15, 82388), (20, 61791), (30, 41194), (43, 28740), (60, 20597), (86, 14370), (129, 9580), (172, 7185), (215, 5748), (258, 4790), (430, 2874), (479, 2580), (516, 2395), (645, 1916), (860, 1437), (958, 1290)]