846854740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{1229}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 1800247680

約数和(自身を除く): 953392940

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 263, 524, 526, 655, 1052, 1229, 1310, 1315, 2458, 2620, 2630, 4916, 5260, 6145, 12290, 24580, 34453, 68906, 137812, 160999, 172265, 321998, 323227, 344530, 643996, 646454, 689060, 804995, 1292908, 1609990, 1616135, 3219980, 3232270, 6464540, 42342737, 84685474, 169370948, 211713685, 423427370, 846854740]

約数ペア:

[(1, 846854740), (2, 423427370), (4, 211713685), (5, 169370948), (10, 84685474), (20, 42342737), (131, 6464540), (262, 3232270), (263, 3219980), (524, 1616135), (526, 1609990), (655, 1292908), (1052, 804995), (1229, 689060), (1310, 646454), (1315, 643996), (2458, 344530), (2620, 323227), (2630, 321998), (4916, 172265), (5260, 160999), (6145, 137812), (12290, 68906), (24580, 34453)]