9973940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16087}}^1$

素因数の和:16127

約数の個数: 24

約数和(自身を含む): 21622272

約数和(自身を除く): 11648332

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 16087, 32174, 64348, 80435, 160870, 321740, 498697, 997394, 1994788, 2493485, 4986970, 9973940]

約数ペア:

[(1, 9973940), (2, 4986970), (4, 2493485), (5, 1994788), (10, 997394), (20, 498697), (31, 321740), (62, 160870), (124, 80435), (155, 64348), (310, 32174), (620, 16087)]