291994420

素因数分解:

$2^2\times 5^1\times {\mathrm{2791}}^1\times {\mathrm{5231}}^1$

素因数の和:8031

約数の個数: 24

約数和(自身を含む): 613525248

約数和(自身を除く): 321530828

約数列:

[1, 2, 4, 5, 10, 20, 2791, 5231, 5582, 10462, 11164, 13955, 20924, 26155, 27910, 52310, 55820, 104620, 14599721, 29199442, 58398884, 72998605, 145997210, 291994420]

約数ペア:

[(1, 291994420), (2, 145997210), (4, 72998605), (5, 58398884), (10, 29199442), (20, 14599721), (2791, 104620), (5231, 55820), (5582, 52310), (10462, 27910), (11164, 26155), (13955, 20924)]