860930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{251}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 1814400

約数和(自身を除く): 953470

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 251, 343, 490, 502, 686, 1255, 1715, 1757, 2510, 3430, 3514, 8785, 12299, 17570, 24598, 61495, 86093, 122990, 172186, 430465, 860930]

約数ペア:

[(1, 860930), (2, 430465), (5, 172186), (7, 122990), (10, 86093), (14, 61495), (35, 24598), (49, 17570), (70, 12299), (98, 8785), (245, 3514), (251, 3430), (343, 2510), (490, 1757), (502, 1715), (686, 1255)]