620161940

素因数分解:

$2^2\times 5^1\times {\mathrm{3167}}^1\times {\mathrm{9791}}^1$

素因数の和:12967

約数の個数: 24

約数和(自身を含む): 1302884352

約数和(自身を除く): 682722412

約数列:

[1, 2, 4, 5, 10, 20, 3167, 6334, 9791, 12668, 15835, 19582, 31670, 39164, 48955, 63340, 97910, 195820, 31008097, 62016194, 124032388, 155040485, 310080970, 620161940]

約数ペア:

[(1, 620161940), (2, 310080970), (4, 155040485), (5, 124032388), (10, 62016194), (20, 31008097), (3167, 195820), (6334, 97910), (9791, 63340), (12668, 48955), (15835, 39164), (19582, 31670)]