8564120

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{853}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 19368720

約数和(自身を除く): 10804600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 853, 1004, 1255, 1706, 2008, 2510, 3412, 4265, 5020, 6824, 8530, 10040, 17060, 34120, 214103, 428206, 856412, 1070515, 1712824, 2141030, 4282060, 8564120]

約数ペア:

[(1, 8564120), (2, 4282060), (4, 2141030), (5, 1712824), (8, 1070515), (10, 856412), (20, 428206), (40, 214103), (251, 34120), (502, 17060), (853, 10040), (1004, 8530), (1255, 6824), (1706, 5020), (2008, 4265), (2510, 3412)]