431205940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{2161}}^1$

素因数の和:3088

約数の個数: 48

約数和(自身を含む): 989400384

約数和(自身を除く): 558194444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 907, 1814, 2161, 3628, 4322, 4535, 8644, 9070, 9977, 10805, 18140, 19954, 21610, 23771, 39908, 43220, 47542, 49885, 95084, 99770, 118855, 199540, 237710, 475420, 1960027, 3920054, 7840108, 9800135, 19600270, 21560297, 39200540, 43120594, 86241188, 107801485, 215602970, 431205940]

約数ペア:

[(1, 431205940), (2, 215602970), (4, 107801485), (5, 86241188), (10, 43120594), (11, 39200540), (20, 21560297), (22, 19600270), (44, 9800135), (55, 7840108), (110, 3920054), (220, 1960027), (907, 475420), (1814, 237710), (2161, 199540), (3628, 118855), (4322, 99770), (4535, 95084), (8644, 49885), (9070, 47542), (9977, 43220), (10805, 39908), (18140, 23771), (19954, 21610)]