15696420890

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2441123}}^1$

素因数の和:2441773

約数の個数: 16

約数和(自身を含む): 28297509408

約数和(自身を除く): 12601088518

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 2441123, 4882246, 12205615, 24411230, 1569642089, 3139284178, 7848210445, 15696420890]

約数ペア:

[(1, 15696420890), (2, 7848210445), (5, 3139284178), (10, 1569642089), (643, 24411230), (1286, 12205615), (3215, 4882246), (6430, 2441123)]