172340980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9397}}^1$

素因数の和:9544

約数の個数: 48

約数和(自身を含む): 416820096

約数和(自身を除く): 244479116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 9397, 18340, 18794, 37588, 46985, 65779, 93970, 131558, 187940, 263116, 328895, 657790, 1231007, 1315580, 2462014, 4924028, 6155035, 8617049, 12310070, 17234098, 24620140, 34468196, 43085245, 86170490, 172340980]

約数ペア:

[(1, 172340980), (2, 86170490), (4, 43085245), (5, 34468196), (7, 24620140), (10, 17234098), (14, 12310070), (20, 8617049), (28, 6155035), (35, 4924028), (70, 2462014), (131, 1315580), (140, 1231007), (262, 657790), (524, 328895), (655, 263116), (917, 187940), (1310, 131558), (1834, 93970), (2620, 65779), (3668, 46985), (4585, 37588), (9170, 18794), (9397, 18340)]