7766440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:970

約数の個数: 64

約数和(自身を含む): 20088000

約数和(自身を除く): 12321560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 929, 1045, 1672, 1858, 2090, 3716, 4180, 4645, 7432, 8360, 9290, 10219, 17651, 18580, 20438, 35302, 37160, 40876, 51095, 70604, 81752, 88255, 102190, 141208, 176510, 194161, 204380, 353020, 388322, 408760, 706040, 776644, 970805, 1553288, 1941610, 3883220, 7766440]

約数ペア:

[(1, 7766440), (2, 3883220), (4, 1941610), (5, 1553288), (8, 970805), (10, 776644), (11, 706040), (19, 408760), (20, 388322), (22, 353020), (38, 204380), (40, 194161), (44, 176510), (55, 141208), (76, 102190), (88, 88255), (95, 81752), (110, 70604), (152, 51095), (190, 40876), (209, 37160), (220, 35302), (380, 20438), (418, 18580), (440, 17651), (760, 10219), (836, 9290), (929, 8360), (1045, 7432), (1672, 4645), (1858, 4180), (2090, 3716)]