53964140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 117089280

約数和(自身を除く): 63125140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 131, 172, 215, 262, 430, 479, 524, 655, 860, 958, 1310, 1916, 2395, 2620, 4790, 5633, 9580, 11266, 20597, 22532, 28165, 41194, 56330, 62749, 82388, 102985, 112660, 125498, 205970, 250996, 313745, 411940, 627490, 1254980, 2698207, 5396414, 10792828, 13491035, 26982070, 53964140]

約数ペア:

[(1, 53964140), (2, 26982070), (4, 13491035), (5, 10792828), (10, 5396414), (20, 2698207), (43, 1254980), (86, 627490), (131, 411940), (172, 313745), (215, 250996), (262, 205970), (430, 125498), (479, 112660), (524, 102985), (655, 82388), (860, 62749), (958, 56330), (1310, 41194), (1916, 28165), (2395, 22532), (2620, 20597), (4790, 11266), (5633, 9580)]