40945400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2027}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 96188040

約数和(自身を除く): 55242640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2027, 2525, 4040, 4054, 5050, 8108, 10100, 10135, 16216, 20200, 20270, 40540, 50675, 81080, 101350, 202700, 204727, 405400, 409454, 818908, 1023635, 1637816, 2047270, 4094540, 5118175, 8189080, 10236350, 20472700, 40945400]

約数ペア:

[(1, 40945400), (2, 20472700), (4, 10236350), (5, 8189080), (8, 5118175), (10, 4094540), (20, 2047270), (25, 1637816), (40, 1023635), (50, 818908), (100, 409454), (101, 405400), (200, 204727), (202, 202700), (404, 101350), (505, 81080), (808, 50675), (1010, 40540), (2020, 20270), (2027, 20200), (2525, 16216), (4040, 10135), (4054, 10100), (5050, 8108)]