20154270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 50605056

約数和(自身を除く): 30450786

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 67, 74, 111, 134, 185, 201, 222, 271, 335, 370, 402, 542, 555, 670, 813, 1005, 1110, 1355, 1626, 2010, 2479, 2710, 4065, 4958, 7437, 8130, 10027, 12395, 14874, 18157, 20054, 24790, 30081, 36314, 37185, 50135, 54471, 60162, 74370, 90785, 100270, 108942, 150405, 181570, 272355, 300810, 544710, 671809, 1343618, 2015427, 3359045, 4030854, 6718090, 10077135, 20154270]

約数ペア:

[(1, 20154270), (2, 10077135), (3, 6718090), (5, 4030854), (6, 3359045), (10, 2015427), (15, 1343618), (30, 671809), (37, 544710), (67, 300810), (74, 272355), (111, 181570), (134, 150405), (185, 108942), (201, 100270), (222, 90785), (271, 74370), (335, 60162), (370, 54471), (402, 50135), (542, 37185), (555, 36314), (670, 30081), (813, 24790), (1005, 20054), (1110, 18157), (1355, 14874), (1626, 12395), (2010, 10027), (2479, 8130), (2710, 7437), (4065, 4958)]