123439980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2057333}}^1$

素因数の和:2057345

約数の個数: 24

約数和(自身を含む): 345632112

約数和(自身を除く): 222192132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2057333, 4114666, 6171999, 8229332, 10286665, 12343998, 20573330, 24687996, 30859995, 41146660, 61719990, 123439980]

約数ペア:

[(1, 123439980), (2, 61719990), (3, 41146660), (4, 30859995), (5, 24687996), (6, 20573330), (10, 12343998), (12, 10286665), (15, 8229332), (20, 6171999), (30, 4114666), (60, 2057333)]