520120784740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257485537}}^1$

素因数の和:257485647

約数の個数: 24

約数和(自身を含む): 1103068044792

約数和(自身を除く): 582947260052

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 257485537, 514971074, 1029942148, 1287427685, 2574855370, 5149710740, 26006039237, 52012078474, 104024156948, 130030196185, 260060392370, 520120784740]

約数ペア:

[(1, 520120784740), (2, 260060392370), (4, 130030196185), (5, 104024156948), (10, 52012078474), (20, 26006039237), (101, 5149710740), (202, 2574855370), (404, 1287427685), (505, 1029942148), (1010, 514971074), (2020, 257485537)]