89716520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{11743}}^1$

素因数の和:11945

約数の個数: 32

約数和(自身を含む): 202936320

約数和(自身を除く): 113219800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 11743, 23486, 46972, 58715, 93944, 117430, 234860, 469720, 2242913, 4485826, 8971652, 11214565, 17943304, 22429130, 44858260, 89716520]

約数ペア:

[(1, 89716520), (2, 44858260), (4, 22429130), (5, 17943304), (8, 11214565), (10, 8971652), (20, 4485826), (40, 2242913), (191, 469720), (382, 234860), (764, 117430), (955, 93944), (1528, 58715), (1910, 46972), (3820, 23486), (7640, 11743)]