142296920

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{14173}}^1$

素因数の和:14435

約数の個数: 32

約数和(自身を含む): 321466320

約数和(自身を除く): 179169400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 14173, 28346, 56692, 70865, 113384, 141730, 283460, 566920, 3557423, 7114846, 14229692, 17787115, 28459384, 35574230, 71148460, 142296920]

約数ペア:

[(1, 142296920), (2, 71148460), (4, 35574230), (5, 28459384), (8, 17787115), (10, 14229692), (20, 7114846), (40, 3557423), (251, 566920), (502, 283460), (1004, 141730), (1255, 113384), (2008, 70865), (2510, 56692), (5020, 28346), (10040, 14173)]