401060270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{6871}}^1$

素因数の和:7340

約数の個数: 32

約数和(自身を含む): 779284800

約数和(自身を除く): 378224530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 449, 898, 2245, 4490, 5837, 6871, 11674, 13742, 29185, 34355, 58370, 68710, 89323, 178646, 446615, 893230, 3085079, 6170158, 15425395, 30850790, 40106027, 80212054, 200530135, 401060270]

約数ペア:

[(1, 401060270), (2, 200530135), (5, 80212054), (10, 40106027), (13, 30850790), (26, 15425395), (65, 6170158), (130, 3085079), (449, 893230), (898, 446615), (2245, 178646), (4490, 89323), (5837, 68710), (6871, 58370), (11674, 34355), (13742, 29185)]