17653220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 40877760

約数和(自身を除く): 23224540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1579, 2236, 2795, 3158, 5590, 6316, 7895, 11180, 15790, 20527, 31580, 41054, 67897, 82108, 102635, 135794, 205270, 271588, 339485, 410540, 678970, 882661, 1357940, 1765322, 3530644, 4413305, 8826610, 17653220]

約数ペア:

[(1, 17653220), (2, 8826610), (4, 4413305), (5, 3530644), (10, 1765322), (13, 1357940), (20, 882661), (26, 678970), (43, 410540), (52, 339485), (65, 271588), (86, 205270), (130, 135794), (172, 102635), (215, 82108), (260, 67897), (430, 41054), (559, 31580), (860, 20527), (1118, 15790), (1579, 11180), (2236, 7895), (2795, 6316), (3158, 5590)]