199154480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{355633}}^1$

素因数の和:355653

約数の個数: 40

約数和(自身を含む): 529183392

約数和(自身を除く): 330028912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 355633, 711266, 1422532, 1778165, 2489431, 2845064, 3556330, 4978862, 5690128, 7112660, 9957724, 12447155, 14225320, 19915448, 24894310, 28450640, 39830896, 49788620, 99577240, 199154480]

約数ペア:

[(1, 199154480), (2, 99577240), (4, 49788620), (5, 39830896), (7, 28450640), (8, 24894310), (10, 19915448), (14, 14225320), (16, 12447155), (20, 9957724), (28, 7112660), (35, 5690128), (40, 4978862), (56, 3556330), (70, 2845064), (80, 2489431), (112, 1778165), (140, 1422532), (280, 711266), (560, 355633)]