243121220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{392131}}^1$

素因数の和:392171

約数の個数: 24

約数和(自身を含む): 527025408

約数和(自身を除く): 283904188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 392131, 784262, 1568524, 1960655, 3921310, 7842620, 12156061, 24312122, 48624244, 60780305, 121560610, 243121220]

約数ペア:

[(1, 243121220), (2, 121560610), (4, 60780305), (5, 48624244), (10, 24312122), (20, 12156061), (31, 7842620), (62, 3921310), (124, 1960655), (155, 1568524), (310, 784262), (620, 392131)]