282940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 709632

約数和(自身を除く): 426692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 47, 70, 86, 94, 140, 172, 188, 215, 235, 301, 329, 430, 470, 602, 658, 860, 940, 1204, 1316, 1505, 1645, 2021, 3010, 3290, 4042, 6020, 6580, 8084, 10105, 14147, 20210, 28294, 40420, 56588, 70735, 141470, 282940]

約数ペア:

[(1, 282940), (2, 141470), (4, 70735), (5, 56588), (7, 40420), (10, 28294), (14, 20210), (20, 14147), (28, 10105), (35, 8084), (43, 6580), (47, 6020), (70, 4042), (86, 3290), (94, 3010), (140, 2021), (172, 1645), (188, 1505), (215, 1316), (235, 1204), (301, 940), (329, 860), (430, 658), (470, 602)]