23189620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 50295168

約数和(自身を除く): 27105548

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 131, 167, 212, 262, 265, 334, 524, 530, 655, 668, 835, 1060, 1310, 1670, 2620, 3340, 6943, 8851, 13886, 17702, 21877, 27772, 34715, 35404, 43754, 44255, 69430, 87508, 88510, 109385, 138860, 177020, 218770, 437540, 1159481, 2318962, 4637924, 5797405, 11594810, 23189620]

約数ペア:

[(1, 23189620), (2, 11594810), (4, 5797405), (5, 4637924), (10, 2318962), (20, 1159481), (53, 437540), (106, 218770), (131, 177020), (167, 138860), (212, 109385), (262, 88510), (265, 87508), (334, 69430), (524, 44255), (530, 43754), (655, 35404), (668, 34715), (835, 27772), (1060, 21877), (1310, 17702), (1670, 13886), (2620, 8851), (3340, 6943)]