1025960020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{507901}}^1$

素因数の和:508011

約数の個数: 24

約数和(自身を含む): 2175852168

約数和(自身を除く): 1149892148

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 507901, 1015802, 2031604, 2539505, 5079010, 10158020, 51298001, 102596002, 205192004, 256490005, 512980010, 1025960020]

約数ペア:

[(1, 1025960020), (2, 512980010), (4, 256490005), (5, 205192004), (10, 102596002), (20, 51298001), (101, 10158020), (202, 5079010), (404, 2539505), (505, 2031604), (1010, 1015802), (2020, 507901)]