2015430020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{206923}}^1$

素因数の和:207419

約数の個数: 24

約数和(自身を含む): 4241114304

約数和(自身を除く): 2225684284

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 206923, 413846, 827692, 1034615, 2069230, 4138460, 100771501, 201543002, 403086004, 503857505, 1007715010, 2015430020]

約数ペア:

[(1, 2015430020), (2, 1007715010), (4, 503857505), (5, 403086004), (10, 201543002), (20, 100771501), (487, 4138460), (974, 2069230), (1948, 1034615), (2435, 827692), (4870, 413846), (9740, 206923)]