20177391380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23462083}}^1$

素因数の和:23462135

約数の個数: 24

約数和(自身を含む): 43357931232

約数和(自身を除く): 23180539852

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 23462083, 46924166, 93848332, 117310415, 234620830, 469241660, 1008869569, 2017739138, 4035478276, 5044347845, 10088695690, 20177391380]

約数ペア:

[(1, 20177391380), (2, 10088695690), (4, 5044347845), (5, 4035478276), (10, 2017739138), (20, 1008869569), (43, 469241660), (86, 234620830), (172, 117310415), (215, 93848332), (430, 46924166), (860, 23462083)]