67426820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{929}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 149990400

約数和(自身を除く): 82563580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 929, 955, 1858, 1910, 3629, 3716, 3820, 4645, 7258, 9290, 14516, 17651, 18145, 18580, 35302, 36290, 70604, 72580, 88255, 176510, 177439, 353020, 354878, 709756, 887195, 1774390, 3371341, 3548780, 6742682, 13485364, 16856705, 33713410, 67426820]

約数ペア:

[(1, 67426820), (2, 33713410), (4, 16856705), (5, 13485364), (10, 6742682), (19, 3548780), (20, 3371341), (38, 1774390), (76, 887195), (95, 709756), (190, 354878), (191, 353020), (380, 177439), (382, 176510), (764, 88255), (929, 72580), (955, 70604), (1858, 36290), (1910, 35302), (3629, 18580), (3716, 18145), (3820, 17651), (4645, 14516), (7258, 9290)]