29971580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7607}}^1$

素因数の和:7813

約数の個数: 24

約数和(自身を含む): 63268128

約数和(自身を除く): 33296548

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 7607, 15214, 30428, 38035, 76070, 152140, 1498579, 2997158, 5994316, 7492895, 14985790, 29971580]

約数ペア:

[(1, 29971580), (2, 14985790), (4, 7492895), (5, 5994316), (10, 2997158), (20, 1498579), (197, 152140), (394, 76070), (788, 38035), (985, 30428), (1970, 15214), (3940, 7607)]