26960840

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1601}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 60843960

約数和(自身を除く): 33883120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1601, 1684, 2105, 3202, 3368, 4210, 6404, 8005, 8420, 12808, 16010, 16840, 32020, 64040, 674021, 1348042, 2696084, 3370105, 5392168, 6740210, 13480420, 26960840]

約数ペア:

[(1, 26960840), (2, 13480420), (4, 6740210), (5, 5392168), (8, 3370105), (10, 2696084), (20, 1348042), (40, 674021), (421, 64040), (842, 32020), (1601, 16840), (1684, 16010), (2105, 12808), (3202, 8420), (3368, 8005), (4210, 6404)]