1319145420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21985757}}^1$

素因数の和:21985769

約数の個数: 24

約数和(自身を含む): 3693607344

約数和(自身を除く): 2374461924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21985757, 43971514, 65957271, 87943028, 109928785, 131914542, 219857570, 263829084, 329786355, 439715140, 659572710, 1319145420]

約数ペア:

[(1, 1319145420), (2, 659572710), (3, 439715140), (4, 329786355), (5, 263829084), (6, 219857570), (10, 131914542), (12, 109928785), (15, 87943028), (20, 65957271), (30, 43971514), (60, 21985757)]