323215940

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{19927}}^1$

素因数の和:20747

約数の個数: 24

約数和(自身を含む): 679624512

約数和(自身を除く): 356408572

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 8110, 16220, 19927, 39854, 79708, 99635, 199270, 398540, 16160797, 32321594, 64643188, 80803985, 161607970, 323215940]

約数ペア:

[(1, 323215940), (2, 161607970), (4, 80803985), (5, 64643188), (10, 32321594), (20, 16160797), (811, 398540), (1622, 199270), (3244, 99635), (4055, 79708), (8110, 39854), (16220, 19927)]