1520517460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89759}}^1$

素因数の和:89797

約数の個数: 72

約数和(自身を含む): 4011194880

約数和(自身を除く): 2490677420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 89759, 179518, 359036, 448795, 628313, 897590, 987349, 1256626, 1795180, 1974698, 2513252, 3141565, 3949396, 4936745, 6283130, 6911443, 9873490, 10860839, 12566260, 13822886, 19746980, 21721678, 27645772, 34557215, 43443356, 54304195, 69114430, 76025873, 108608390, 138228860, 152051746, 217216780, 304103492, 380129365, 760258730, 1520517460]

約数ペア:

[(1, 1520517460), (2, 760258730), (4, 380129365), (5, 304103492), (7, 217216780), (10, 152051746), (11, 138228860), (14, 108608390), (20, 76025873), (22, 69114430), (28, 54304195), (35, 43443356), (44, 34557215), (55, 27645772), (70, 21721678), (77, 19746980), (110, 13822886), (121, 12566260), (140, 10860839), (154, 9873490), (220, 6911443), (242, 6283130), (308, 4936745), (385, 3949396), (484, 3141565), (605, 2513252), (770, 1974698), (847, 1795180), (1210, 1256626), (1540, 987349), (1694, 897590), (2420, 628313), (3388, 448795), (4235, 359036), (8470, 179518), (16940, 89759)]