827202820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{38261}}^1$

素因数の和:38340

約数の個数: 48

約数和(自身を含む): 1851268608

約数和(自身を除く): 1024065788

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 38261, 76522, 153044, 191305, 382610, 765220, 880003, 1760006, 1798267, 3520012, 3596534, 4400015, 7193068, 8800030, 8991335, 17600060, 17982670, 35965340, 41360141, 82720282, 165440564, 206800705, 413601410, 827202820]

約数ペア:

[(1, 827202820), (2, 413601410), (4, 206800705), (5, 165440564), (10, 82720282), (20, 41360141), (23, 35965340), (46, 17982670), (47, 17600060), (92, 8991335), (94, 8800030), (115, 7193068), (188, 4400015), (230, 3596534), (235, 3520012), (460, 1798267), (470, 1760006), (940, 880003), (1081, 765220), (2162, 382610), (4324, 191305), (5405, 153044), (10810, 76522), (21620, 38261)]