220199800

素因数分解:

$2^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{18661}}^1$

素因数の和:18736

約数の個数: 48

約数和(自身を含む): 520669800

約数和(自身を除く): 300470000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 100, 118, 200, 236, 295, 472, 590, 1180, 1475, 2360, 2950, 5900, 11800, 18661, 37322, 74644, 93305, 149288, 186610, 373220, 466525, 746440, 933050, 1100999, 1866100, 2201998, 3732200, 4403996, 5504995, 8807992, 11009990, 22019980, 27524975, 44039960, 55049950, 110099900, 220199800]

約数ペア:

[(1, 220199800), (2, 110099900), (4, 55049950), (5, 44039960), (8, 27524975), (10, 22019980), (20, 11009990), (25, 8807992), (40, 5504995), (50, 4403996), (59, 3732200), (100, 2201998), (118, 1866100), (200, 1100999), (236, 933050), (295, 746440), (472, 466525), (590, 373220), (1180, 186610), (1475, 149288), (2360, 93305), (2950, 74644), (5900, 37322), (11800, 18661)]