42373840

素因数分解:

$2^4\times 5^1\times {\mathrm{529673}}^1$

素因数の和:529686

約数の個数: 20

約数和(自身を含む): 98519364

約数和(自身を除く): 56145524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 529673, 1059346, 2118692, 2648365, 4237384, 5296730, 8474768, 10593460, 21186920, 42373840]

約数ペア:

[(1, 42373840), (2, 21186920), (4, 10593460), (5, 8474768), (8, 5296730), (10, 4237384), (16, 2648365), (20, 2118692), (40, 1059346), (80, 529673)]