181232020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{312469}}^1$

素因数の和:312507

約数の個数: 24

約数和(自身を含む): 393712200

約数和(自身を除く): 212480180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 312469, 624938, 1249876, 1562345, 3124690, 6249380, 9061601, 18123202, 36246404, 45308005, 90616010, 181232020]

約数ペア:

[(1, 181232020), (2, 90616010), (4, 45308005), (5, 36246404), (10, 18123202), (20, 9061601), (29, 6249380), (58, 3124690), (116, 1562345), (145, 1249876), (290, 624938), (580, 312469)]