84920240

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11927}}^1$

素因数の和:12029

約数の個数: 40

約数和(自身を含む): 199674720

約数和(自身を除く): 114754480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 11927, 23854, 47708, 59635, 95416, 119270, 190832, 238540, 477080, 954160, 1061503, 2123006, 4246012, 5307515, 8492024, 10615030, 16984048, 21230060, 42460120, 84920240]

約数ペア:

[(1, 84920240), (2, 42460120), (4, 21230060), (5, 16984048), (8, 10615030), (10, 8492024), (16, 5307515), (20, 4246012), (40, 2123006), (80, 1061503), (89, 954160), (178, 477080), (356, 238540), (445, 190832), (712, 119270), (890, 95416), (1424, 59635), (1780, 47708), (3560, 23854), (7120, 11927)]