1566707920

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{140891}}^1$

素因数の和:141043

約数の個数: 40

約数和(自身を含む): 3668827680

約数和(自身を除く): 2102119760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 140891, 281782, 563564, 704455, 1127128, 1408910, 2254256, 2817820, 5635640, 11271280, 19583849, 39167698, 78335396, 97919245, 156670792, 195838490, 313341584, 391676980, 783353960, 1566707920]

約数ペア:

[(1, 1566707920), (2, 783353960), (4, 391676980), (5, 313341584), (8, 195838490), (10, 156670792), (16, 97919245), (20, 78335396), (40, 39167698), (80, 19583849), (139, 11271280), (278, 5635640), (556, 2817820), (695, 2254256), (1112, 1408910), (1390, 1127128), (2224, 704455), (2780, 563564), (5560, 281782), (11120, 140891)]