1569205420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{4831}}^1$

素因数の和:5098

約数の個数: 48

約数和(自身を含む): 3348576000

約数和(自身を除く): 1779370580

約数列:

[1, 2, 4, 5, 10, 20, 109, 149, 218, 298, 436, 545, 596, 745, 1090, 1490, 2180, 2980, 4831, 9662, 16241, 19324, 24155, 32482, 48310, 64964, 81205, 96620, 162410, 324820, 526579, 719819, 1053158, 1439638, 2106316, 2632895, 2879276, 3599095, 5265790, 7198190, 10531580, 14396380, 78460271, 156920542, 313841084, 392301355, 784602710, 1569205420]

約数ペア:

[(1, 1569205420), (2, 784602710), (4, 392301355), (5, 313841084), (10, 156920542), (20, 78460271), (109, 14396380), (149, 10531580), (218, 7198190), (298, 5265790), (436, 3599095), (545, 2879276), (596, 2632895), (745, 2106316), (1090, 1439638), (1490, 1053158), (2180, 719819), (2980, 526579), (4831, 324820), (9662, 162410), (16241, 96620), (19324, 81205), (24155, 64964), (32482, 48310)]