201696890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{2083}}^1$

素因数の和:2534

約数の個数: 32

約数和(自身を含む): 379921536

約数和(自身を除く): 178224646

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 421, 842, 2083, 2105, 4166, 4210, 9683, 10415, 19366, 20830, 47909, 48415, 95818, 96830, 239545, 479090, 876943, 1753886, 4384715, 8769430, 20169689, 40339378, 100848445, 201696890]

約数ペア:

[(1, 201696890), (2, 100848445), (5, 40339378), (10, 20169689), (23, 8769430), (46, 4384715), (115, 1753886), (230, 876943), (421, 479090), (842, 239545), (2083, 96830), (2105, 95818), (4166, 48415), (4210, 47909), (9683, 20830), (10415, 19366)]