86972740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149953}}^1$

素因数の和:149991

約数の個数: 24

約数和(自身を含む): 188942040

約数和(自身を除く): 101969300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 149953, 299906, 599812, 749765, 1499530, 2999060, 4348637, 8697274, 17394548, 21743185, 43486370, 86972740]

約数ペア:

[(1, 86972740), (2, 43486370), (4, 21743185), (5, 17394548), (10, 8697274), (20, 4348637), (29, 2999060), (58, 1499530), (116, 749765), (145, 599812), (290, 299906), (580, 149953)]