23145340

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13003}}^1$

素因数の和:13101

約数の個数: 24

約数和(自身を含む): 49155120

約数和(自身を除く): 26009780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 13003, 26006, 52012, 65015, 130030, 260060, 1157267, 2314534, 4629068, 5786335, 11572670, 23145340]

約数ペア:

[(1, 23145340), (2, 11572670), (4, 5786335), (5, 4629068), (10, 2314534), (20, 1157267), (89, 260060), (178, 130030), (356, 65015), (445, 52012), (890, 26006), (1780, 13003)]