20132458380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{316847}}^1$

素因数の和:317215

約数の個数: 72

約数和(自身を含む): 61241648832

約数和(自身を除く): 41109190452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 5295, 6354, 7060, 10590, 12708, 15885, 21180, 31770, 63540, 316847, 633694, 950541, 1267388, 1584235, 1901082, 2851623, 3168470, 3802164, 4752705, 5703246, 6336940, 9505410, 11406492, 14258115, 19010820, 28516230, 57032460, 111846991, 223693982, 335540973, 447387964, 559234955, 671081946, 1006622919, 1118469910, 1342163892, 1677704865, 2013245838, 2236939820, 3355409730, 4026491676, 5033114595, 6710819460, 10066229190, 20132458380]

約数ペア:

[(1, 20132458380), (2, 10066229190), (3, 6710819460), (4, 5033114595), (5, 4026491676), (6, 3355409730), (9, 2236939820), (10, 2013245838), (12, 1677704865), (15, 1342163892), (18, 1118469910), (20, 1006622919), (30, 671081946), (36, 559234955), (45, 447387964), (60, 335540973), (90, 223693982), (180, 111846991), (353, 57032460), (706, 28516230), (1059, 19010820), (1412, 14258115), (1765, 11406492), (2118, 9505410), (3177, 6336940), (3530, 5703246), (4236, 4752705), (5295, 3802164), (6354, 3168470), (7060, 2851623), (10590, 1901082), (12708, 1584235), (15885, 1267388), (21180, 950541), (31770, 633694), (63540, 316847)]