29282140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 63866880

約数和(自身を除く): 34584740

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 431, 790, 860, 862, 1580, 1724, 2155, 3397, 4310, 6794, 8620, 13588, 16985, 18533, 33970, 34049, 37066, 67940, 68098, 74132, 92665, 136196, 170245, 185330, 340490, 370660, 680980, 1464107, 2928214, 5856428, 7320535, 14641070, 29282140]

約数ペア:

[(1, 29282140), (2, 14641070), (4, 7320535), (5, 5856428), (10, 2928214), (20, 1464107), (43, 680980), (79, 370660), (86, 340490), (158, 185330), (172, 170245), (215, 136196), (316, 92665), (395, 74132), (430, 68098), (431, 67940), (790, 37066), (860, 34049), (862, 33970), (1580, 18533), (1724, 16985), (2155, 13588), (3397, 8620), (4310, 6794)]