20210883275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{204719}}^1$

素因数の和:205099

約数の個数: 24

約数和(自身を含む): 27416102400

約数和(自身を除く): 7205219125

約数列:

[1, 5, 11, 25, 55, 275, 359, 1795, 3949, 8975, 19745, 98725, 204719, 1023595, 2251909, 5117975, 11259545, 56297725, 73494121, 367470605, 808435331, 1837353025, 4042176655, 20210883275]

約数ペア:

[(1, 20210883275), (5, 4042176655), (11, 1837353025), (25, 808435331), (55, 367470605), (275, 73494121), (359, 56297725), (1795, 11259545), (3949, 5117975), (8975, 2251909), (19745, 1023595), (98725, 204719)]