20046199.000000000

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{56891}}^1$

素因数の和:56933

約数の個数: 40

約数和(自身を含む): 317457360

約数和(自身を除く): 185470240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 56891, 113782, 227564, 284455, 455128, 568910, 910256, 1137820, 1649839, 2275640, 3299678, 4551280, 6599356, 8249195, 13198712, 16498390, 26397424, 32996780, 65993560, 131987120]

約数ペア:

[(1, 131987120), (2, 65993560), (4, 32996780), (5, 26397424), (8, 16498390), (10, 13198712), (16, 8249195), (20, 6599356), (29, 4551280), (40, 3299678), (58, 2275640), (80, 1649839), (116, 1137820), (145, 910256), (232, 568910), (290, 455128), (464, 284455), (580, 227564), (1160, 113782), (2320, 56891)]