228213020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1630093}}^1$

素因数の和:1630109

約数の個数: 24

約数和(自身を含む): 547711584

約数和(自身を除く): 319498564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1630093, 3260186, 6520372, 8150465, 11410651, 16300930, 22821302, 32601860, 45642604, 57053255, 114106510, 228213020]

約数ペア:

[(1, 228213020), (2, 114106510), (4, 57053255), (5, 45642604), (7, 32601860), (10, 22821302), (14, 16300930), (20, 11410651), (28, 8150465), (35, 6520372), (70, 3260186), (140, 1630093)]