210726280

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{9631}}^1$

素因数の和:10189

約数の個数: 32

約数和(自身を含む): 475050240

約数和(自身を除く): 264323960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4376, 5470, 9631, 10940, 19262, 21880, 38524, 48155, 77048, 96310, 192620, 385240, 5268157, 10536314, 21072628, 26340785, 42145256, 52681570, 105363140, 210726280]

約数ペア:

[(1, 210726280), (2, 105363140), (4, 52681570), (5, 42145256), (8, 26340785), (10, 21072628), (20, 10536314), (40, 5268157), (547, 385240), (1094, 192620), (2188, 96310), (2735, 77048), (4376, 48155), (5470, 38524), (9631, 21880), (10940, 19262)]