74520140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{128483}}^1$

素因数の和:128521

約数の個数: 24

約数和(自身を含む): 161889840

約数和(自身を除く): 87369700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 128483, 256966, 513932, 642415, 1284830, 2569660, 3726007, 7452014, 14904028, 18630035, 37260070, 74520140]

約数ペア:

[(1, 74520140), (2, 37260070), (4, 18630035), (5, 14904028), (10, 7452014), (20, 3726007), (29, 2569660), (58, 1284830), (116, 642415), (145, 513932), (290, 256966), (580, 128483)]