20120158270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87478949}}^1$

素因数の和:87478979

約数の個数: 16

約数和(自身を含む): 37790906400

約数和(自身を除く): 17670748130

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87478949, 174957898, 437394745, 874789490, 2012015827, 4024031654, 10060079135, 20120158270]

約数ペア:

[(1, 20120158270), (2, 10060079135), (5, 4024031654), (10, 2012015827), (23, 874789490), (46, 437394745), (115, 174957898), (230, 87478949)]