2089942122820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9319}}^1\times {\mathrm{141941}}^1$

素因数の和:151348

約数の個数: 48

約数和(自身を含む): 4444942118400

約数和(自身を除く): 2354999995580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9319, 18638, 37276, 46595, 93190, 141941, 186380, 283882, 567764, 709705, 736201, 1419410, 1472402, 2838820, 2944804, 3681005, 7362010, 11213339, 14724020, 22426678, 44853356, 56066695, 112133390, 224266780, 1322748179, 2645496358, 5290992716, 6613740895, 13227481790, 26454963580, 104497106141, 208994212282, 417988424564, 522485530705, 1044971061410, 2089942122820]

約数ペア:

[(1, 2089942122820), (2, 1044971061410), (4, 522485530705), (5, 417988424564), (10, 208994212282), (20, 104497106141), (79, 26454963580), (158, 13227481790), (316, 6613740895), (395, 5290992716), (790, 2645496358), (1580, 1322748179), (9319, 224266780), (18638, 112133390), (37276, 56066695), (46595, 44853356), (93190, 22426678), (141941, 14724020), (186380, 11213339), (283882, 7362010), (567764, 3681005), (709705, 2944804), (736201, 2838820), (1419410, 1472402)]