207260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 447216

約数和(自身を除く): 239956

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 241, 430, 482, 860, 964, 1205, 2410, 4820, 10363, 20726, 41452, 51815, 103630, 207260]

約数ペア:

[(1, 207260), (2, 103630), (4, 51815), (5, 41452), (10, 20726), (20, 10363), (43, 4820), (86, 2410), (172, 1205), (215, 964), (241, 860), (430, 482)]