1938291280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{2671}}^1$

素因数の和:2924

約数の個数: 80

約数和(自身を含む): 4627989504

約数和(自身を除く): 2689698224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 193, 235, 376, 386, 470, 752, 772, 940, 965, 1544, 1880, 1930, 2671, 3088, 3760, 3860, 5342, 7720, 9071, 10684, 13355, 15440, 18142, 21368, 26710, 36284, 42736, 45355, 53420, 72568, 90710, 106840, 125537, 145136, 181420, 213680, 251074, 362840, 502148, 515503, 627685, 725680, 1004296, 1031006, 1255370, 2008592, 2062012, 2510740, 2577515, 4124024, 5021480, 5155030, 8248048, 10042960, 10310060, 20620120, 24228641, 41240240, 48457282, 96914564, 121143205, 193829128, 242286410, 387658256, 484572820, 969145640, 1938291280]

約数ペア:

[(1, 1938291280), (2, 969145640), (4, 484572820), (5, 387658256), (8, 242286410), (10, 193829128), (16, 121143205), (20, 96914564), (40, 48457282), (47, 41240240), (80, 24228641), (94, 20620120), (188, 10310060), (193, 10042960), (235, 8248048), (376, 5155030), (386, 5021480), (470, 4124024), (752, 2577515), (772, 2510740), (940, 2062012), (965, 2008592), (1544, 1255370), (1880, 1031006), (1930, 1004296), (2671, 725680), (3088, 627685), (3760, 515503), (3860, 502148), (5342, 362840), (7720, 251074), (9071, 213680), (10684, 181420), (13355, 145136), (15440, 125537), (18142, 106840), (21368, 90710), (26710, 72568), (36284, 53420), (42736, 45355)]