28873510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2671}}^1$

素因数の和:2748

約数の個数: 32

約数和(自身を含む): 55406592

約数和(自身を除く): 26533082

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 2671, 5342, 5405, 10810, 13355, 26710, 61433, 122866, 125537, 251074, 307165, 614330, 627685, 1255370, 2887351, 5774702, 14436755, 28873510]

約数ペア:

[(1, 28873510), (2, 14436755), (5, 5774702), (10, 2887351), (23, 1255370), (46, 627685), (47, 614330), (94, 307165), (115, 251074), (230, 125537), (235, 122866), (470, 61433), (1081, 26710), (2162, 13355), (2671, 10810), (5342, 5405)]