20163727880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29652541}}^1$

素因数の和:29652569

約数の個数: 32

約数和(自身を含む): 48037118040

約数和(自身を除く): 27873390160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29652541, 59305082, 118610164, 148262705, 237220328, 296525410, 504093197, 593050820, 1008186394, 1186101640, 2016372788, 2520465985, 4032745576, 5040931970, 10081863940, 20163727880]

約数ペア:

[(1, 20163727880), (2, 10081863940), (4, 5040931970), (5, 4032745576), (8, 2520465985), (10, 2016372788), (17, 1186101640), (20, 1008186394), (34, 593050820), (40, 504093197), (68, 296525410), (85, 237220328), (136, 148262705), (170, 118610164), (340, 59305082), (680, 29652541)]