4934500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 11007360

約数和(自身を除く): 6072860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 139, 142, 250, 278, 284, 355, 500, 556, 695, 710, 1390, 1420, 1775, 2780, 3475, 3550, 6950, 7100, 8875, 9869, 13900, 17375, 17750, 19738, 34750, 35500, 39476, 49345, 69500, 98690, 197380, 246725, 493450, 986900, 1233625, 2467250, 4934500]

約数ペア:

[(1, 4934500), (2, 2467250), (4, 1233625), (5, 986900), (10, 493450), (20, 246725), (25, 197380), (50, 98690), (71, 69500), (100, 49345), (125, 39476), (139, 35500), (142, 34750), (250, 19738), (278, 17750), (284, 17375), (355, 13900), (500, 9869), (556, 8875), (695, 7100), (710, 6950), (1390, 3550), (1420, 3475), (1775, 2780)]