1880390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4373}}^1$

素因数の和:4423

約数の個数: 16

約数和(自身を含む): 3464208

約数和(自身を除く): 1583818

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 4373, 8746, 21865, 43730, 188039, 376078, 940195, 1880390]

約数ペア:

[(1, 1880390), (2, 940195), (5, 376078), (10, 188039), (43, 43730), (86, 21865), (215, 8746), (430, 4373)]