201611440

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{15461}}^1$

素因数の和:15637

約数の個数: 40

約数和(自身を含む): 471652848

約数和(自身を除く): 270041408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 15461, 30922, 61844, 77305, 123688, 154610, 247376, 309220, 618440, 1236880, 2520143, 5040286, 10080572, 12600715, 20161144, 25201430, 40322288, 50402860, 100805720, 201611440]

約数ペア:

[(1, 201611440), (2, 100805720), (4, 50402860), (5, 40322288), (8, 25201430), (10, 20161144), (16, 12600715), (20, 10080572), (40, 5040286), (80, 2520143), (163, 1236880), (326, 618440), (652, 309220), (815, 247376), (1304, 154610), (1630, 123688), (2608, 77305), (3260, 61844), (6520, 30922), (13040, 15461)]