20216051710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1\times {\mathrm{70373}}^1$

素因数の和:71652

約数の個数: 32

約数和(自身を含む): 38001960000

約数和(自身を除く): 17785908290

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1249, 2498, 6245, 12490, 28727, 57454, 70373, 140746, 143635, 287270, 351865, 703730, 1618579, 3237158, 8092895, 16185790, 87895877, 175791754, 439479385, 878958770, 2021605171, 4043210342, 10108025855, 20216051710]

約数ペア:

[(1, 20216051710), (2, 10108025855), (5, 4043210342), (10, 2021605171), (23, 878958770), (46, 439479385), (115, 175791754), (230, 87895877), (1249, 16185790), (2498, 8092895), (6245, 3237158), (12490, 1618579), (28727, 703730), (57454, 351865), (70373, 287270), (140746, 143635)]