7983640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28513}}^1$

素因数の和:28531

約数の個数: 32

約数和(自身を含む): 20530080

約数和(自身を除く): 12546440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28513, 57026, 114052, 142565, 199591, 228104, 285130, 399182, 570260, 798364, 997955, 1140520, 1596728, 1995910, 3991820, 7983640]

約数ペア:

[(1, 7983640), (2, 3991820), (4, 1995910), (5, 1596728), (7, 1140520), (8, 997955), (10, 798364), (14, 570260), (20, 399182), (28, 285130), (35, 228104), (40, 199591), (56, 142565), (70, 114052), (140, 57026), (280, 28513)]