406804912

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{306329}}^1$

素因数の和:306420

約数の個数: 20

約数和(自身を含む): 797683320

約数和(自身を除く): 390878408

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 306329, 612658, 1225316, 2450632, 4901264, 25425307, 50850614, 101701228, 203402456, 406804912]

約数ペア:

[(1, 406804912), (2, 203402456), (4, 101701228), (8, 50850614), (16, 25425307), (83, 4901264), (166, 2450632), (332, 1225316), (664, 612658), (1328, 306329)]