640872192

素因数分解:

$2^8\times 3^1\times {\mathrm{834469}}^1$

素因数の和:834488

約数の個数: 36

約数和(自身を含む): 1705656680

約数和(自身を除く): 1064784488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 834469, 1668938, 2503407, 3337876, 5006814, 6675752, 10013628, 13351504, 20027256, 26703008, 40054512, 53406016, 80109024, 106812032, 160218048, 213624064, 320436096, 640872192]

約数ペア:

[(1, 640872192), (2, 320436096), (3, 213624064), (4, 160218048), (6, 106812032), (8, 80109024), (12, 53406016), (16, 40054512), (24, 26703008), (32, 20027256), (48, 13351504), (64, 10013628), (96, 6675752), (128, 5006814), (192, 3337876), (256, 2503407), (384, 1668938), (768, 834469)]