20126209140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{479881}}^1$

素因数の和:480129

約数の個数: 72

約数和(自身を含む): 61311643848

約数和(自身を除く): 41185434708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 699, 932, 1165, 1398, 2097, 2330, 2796, 3495, 4194, 4660, 6990, 8388, 10485, 13980, 20970, 41940, 479881, 959762, 1439643, 1919524, 2399405, 2879286, 4318929, 4798810, 5758572, 7198215, 8637858, 9597620, 14396430, 17275716, 21594645, 28792860, 43189290, 86378580, 111812273, 223624546, 335436819, 447249092, 559061365, 670873638, 1006310457, 1118122730, 1341747276, 1677184095, 2012620914, 2236245460, 3354368190, 4025241828, 5031552285, 6708736380, 10063104570, 20126209140]

約数ペア:

[(1, 20126209140), (2, 10063104570), (3, 6708736380), (4, 5031552285), (5, 4025241828), (6, 3354368190), (9, 2236245460), (10, 2012620914), (12, 1677184095), (15, 1341747276), (18, 1118122730), (20, 1006310457), (30, 670873638), (36, 559061365), (45, 447249092), (60, 335436819), (90, 223624546), (180, 111812273), (233, 86378580), (466, 43189290), (699, 28792860), (932, 21594645), (1165, 17275716), (1398, 14396430), (2097, 9597620), (2330, 8637858), (2796, 7198215), (3495, 5758572), (4194, 4798810), (4660, 4318929), (6990, 2879286), (8388, 2399405), (10485, 1919524), (13980, 1439643), (20970, 959762), (41940, 479881)]