9915220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70823}}^1$

素因数の和:70839

約数の個数: 24

約数和(自身を含む): 23796864

約数和(自身を除く): 13881644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70823, 141646, 283292, 354115, 495761, 708230, 991522, 1416460, 1983044, 2478805, 4957610, 9915220]

約数ペア:

[(1, 9915220), (2, 4957610), (4, 2478805), (5, 1983044), (7, 1416460), (10, 991522), (14, 708230), (20, 495761), (28, 354115), (35, 283292), (70, 141646), (140, 70823)]