28280672

素因数分解:

$2^5\times 7^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 64012032

約数和(自身を除く): 35731360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 251, 502, 503, 1004, 1006, 1757, 2008, 2012, 3514, 3521, 4016, 4024, 7028, 7042, 8032, 8048, 14056, 14084, 16096, 28112, 28168, 56224, 56336, 112672, 126253, 252506, 505012, 883771, 1010024, 1767542, 2020048, 3535084, 4040096, 7070168, 14140336, 28280672]

約数ペア:

[(1, 28280672), (2, 14140336), (4, 7070168), (7, 4040096), (8, 3535084), (14, 2020048), (16, 1767542), (28, 1010024), (32, 883771), (56, 505012), (112, 252506), (224, 126253), (251, 112672), (502, 56336), (503, 56224), (1004, 28168), (1006, 28112), (1757, 16096), (2008, 14084), (2012, 14056), (3514, 8048), (3521, 8032), (4016, 7042), (4024, 7028)]