45181640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{161363}}^1$

素因数の和:161381

約数の個数: 32

約数和(自身を含む): 116182080

約数和(自身を除く): 71000440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 161363, 322726, 645452, 806815, 1129541, 1290904, 1613630, 2259082, 3227260, 4518164, 5647705, 6454520, 9036328, 11295410, 22590820, 45181640]

約数ペア:

[(1, 45181640), (2, 22590820), (4, 11295410), (5, 9036328), (7, 6454520), (8, 5647705), (10, 4518164), (14, 3227260), (20, 2259082), (28, 1613630), (35, 1290904), (40, 1129541), (56, 806815), (70, 645452), (140, 322726), (280, 161363)]