620670856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1597}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 1300708080

約数和(自身を除く): 680037224

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 101, 104, 148, 202, 296, 404, 481, 808, 962, 1313, 1597, 1924, 2626, 3194, 3737, 3848, 5252, 6388, 7474, 10504, 12776, 14948, 20761, 29896, 41522, 48581, 59089, 83044, 97162, 118178, 161297, 166088, 194324, 236356, 322594, 388648, 472712, 645188, 768157, 1290376, 1536314, 2096861, 3072628, 4193722, 5967989, 6145256, 8387444, 11935978, 16774888, 23871956, 47743912, 77583857, 155167714, 310335428, 620670856]

約数ペア:

[(1, 620670856), (2, 310335428), (4, 155167714), (8, 77583857), (13, 47743912), (26, 23871956), (37, 16774888), (52, 11935978), (74, 8387444), (101, 6145256), (104, 5967989), (148, 4193722), (202, 3072628), (296, 2096861), (404, 1536314), (481, 1290376), (808, 768157), (962, 645188), (1313, 472712), (1597, 388648), (1924, 322594), (2626, 236356), (3194, 194324), (3737, 166088), (3848, 161297), (5252, 118178), (6388, 97162), (7474, 83044), (10504, 59089), (12776, 48581), (14948, 41522), (20761, 29896)]