29256280

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1697}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 66018240

約数和(自身を除く): 36761960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1697, 1724, 2155, 3394, 3448, 4310, 6788, 8485, 8620, 13576, 16970, 17240, 33940, 67880, 731407, 1462814, 2925628, 3657035, 5851256, 7314070, 14628140, 29256280]

約数ペア:

[(1, 29256280), (2, 14628140), (4, 7314070), (5, 5851256), (8, 3657035), (10, 2925628), (20, 1462814), (40, 731407), (431, 67880), (862, 33940), (1697, 17240), (1724, 16970), (2155, 13576), (3394, 8620), (3448, 8485), (4310, 6788)]