406441616

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{190997}}^1$

素因数の和:191031

約数の個数: 40

約数和(自身を含む): 947350080

約数和(自身を除く): 540908464

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 190997, 381994, 763988, 1336979, 1527976, 2673958, 3055952, 3628943, 5347916, 7257886, 10695832, 14515772, 21391664, 25402601, 29031544, 50805202, 58063088, 101610404, 203220808, 406441616]

約数ペア:

[(1, 406441616), (2, 203220808), (4, 101610404), (7, 58063088), (8, 50805202), (14, 29031544), (16, 25402601), (19, 21391664), (28, 14515772), (38, 10695832), (56, 7257886), (76, 5347916), (112, 3628943), (133, 3055952), (152, 2673958), (266, 1527976), (304, 1336979), (532, 763988), (1064, 381994), (2128, 190997)]