420196

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 862400

約数和(自身を除く): 442204

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 349, 602, 698, 1204, 1396, 2443, 4886, 9772, 15007, 30014, 60028, 105049, 210098, 420196]

約数ペア:

[(1, 420196), (2, 210098), (4, 105049), (7, 60028), (14, 30014), (28, 15007), (43, 9772), (86, 4886), (172, 2443), (301, 1396), (349, 1204), (602, 698)]