20430670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6833}}^1$

素因数の和:6876

約数の個数: 32

約数和(自身を含む): 41332032

約数和(自身を除く): 20901362

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6833, 13666, 34165, 68330, 88829, 157159, 177658, 314318, 444145, 785795, 888290, 1571590, 2043067, 4086134, 10215335, 20430670]

約数ペア:

[(1, 20430670), (2, 10215335), (5, 4086134), (10, 2043067), (13, 1571590), (23, 888290), (26, 785795), (46, 444145), (65, 314318), (115, 177658), (130, 157159), (230, 88829), (299, 68330), (598, 34165), (1495, 13666), (2990, 6833)]