28393450

素因数分解:

$2^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{3617}}^1$

素因数の和:3786

約数の個数: 24

約数和(自身を含む): 53162892

約数和(自身を除く): 24769442

約数列:

[1, 2, 5, 10, 25, 50, 157, 314, 785, 1570, 3617, 3925, 7234, 7850, 18085, 36170, 90425, 180850, 567869, 1135738, 2839345, 5678690, 14196725, 28393450]

約数ペア:

[(1, 28393450), (2, 14196725), (5, 5678690), (10, 2839345), (25, 1135738), (50, 567869), (157, 180850), (314, 90425), (785, 36170), (1570, 18085), (3617, 7850), (3925, 7234)]