20121841810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287454883}}^1$

素因数の和:287454897

約数の個数: 16

約数和(自身を含む): 41393503296

約数和(自身を除く): 21271661486

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287454883, 574909766, 1437274415, 2012184181, 2874548830, 4024368362, 10060920905, 20121841810]

約数ペア:

[(1, 20121841810), (2, 10060920905), (5, 4024368362), (7, 2874548830), (10, 2012184181), (14, 1437274415), (35, 574909766), (70, 287454883)]