39689320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90203}}^1$

素因数の和:90225

約数の個数: 32

約数和(自身を含む): 97420320

約数和(自身を除く): 57731000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 90203, 180406, 360812, 451015, 721624, 902030, 992233, 1804060, 1984466, 3608120, 3968932, 4961165, 7937864, 9922330, 19844660, 39689320]

約数ペア:

[(1, 39689320), (2, 19844660), (4, 9922330), (5, 7937864), (8, 4961165), (10, 3968932), (11, 3608120), (20, 1984466), (22, 1804060), (40, 992233), (44, 902030), (55, 721624), (88, 451015), (110, 360812), (220, 180406), (440, 90203)]